diff --git a/pom.xml b/pom.xml
index ab9f94f..d038e21 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,7 +13,7 @@
     </properties>
     <groupId>com.github.deng0515001</groupId>
     <artifactId>lnglat2Geo</artifactId>
-    <version>1.0.3</version>
+    <version>1.0.4</version>
     <packaging>jar</packaging>
     <name>lnglat2Geo</name>
     <description>lnglat to Geo</description>
@@ -180,9 +180,9 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
                 <version>3.1.1</version>
-                <configuration>
-                    <aggregate>true</aggregate>
-                </configuration>
+                <!--<configuration>-->
+                    <!--<aggregate>true</aggregate>-->
+                <!--</configuration>-->
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
diff --git a/src/main/scala/com/dengxq.lnglat2Geo/GeoTrans.scala b/src/main/scala/com/dengxq.lnglat2Geo/GeoTrans.scala
index 1876dba..d10689c 100644
--- a/src/main/scala/com/dengxq.lnglat2Geo/GeoTrans.scala
+++ b/src/main/scala/com/dengxq.lnglat2Geo/GeoTrans.scala
@@ -5,6 +5,7 @@ import com.dengxq.lnglat2Geo.entity.CoordinateSystem.CoordinateSystem
 import com.dengxq.lnglat2Geo.entity.DistrictLevel.DistrictLevel
 import com.dengxq.lnglat2Geo.entity.{Admin, BusinessArea, BusinessAreaInfo, CoordinateSystem, _}
 import com.dengxq.lnglat2Geo.utils.GeoUtils
+import collection.JavaConversions._
 
 object GeoTrans {
 
@@ -86,8 +87,8 @@ object GeoTrans {
     * @param adcode 地区code
     * @return 规范化的地区信息
     */
-  def normalizeName(name: String, level: DistrictLevel): Seq[AdminNode] = {
-    GeoTransImpl.normalizeName(name, level)
+  def normalizeName(name: String, level: DistrictLevel, isFullMatch: Boolean): java.util.List[AdminNode] = {
+    GeoTransImpl.normalizeName(name, level, isFullMatch)
   }
 
   /**
diff --git a/src/main/scala/com/dengxq.lnglat2Geo/GeoTransImpl.scala b/src/main/scala/com/dengxq.lnglat2Geo/GeoTransImpl.scala
index aa09705..9675198 100644
--- a/src/main/scala/com/dengxq.lnglat2Geo/GeoTransImpl.scala
+++ b/src/main/scala/com/dengxq.lnglat2Geo/GeoTransImpl.scala
@@ -19,7 +19,7 @@ private[lnglat2Geo] object GeoTransImpl {
   lazy val streetData: Map[Int, AdminNode] = AdminDataProvider.AdminLoader.loadStreetData.map(s => (s.id, s)).toMap
   lazy val countryCode: Map[String, String] = AdminDataProvider.AdminLoader.loadCountryCode
 
-  lazy val boundaryData: Map[Long, List[(Long, Int, Boolean)]] = AdminDataProvider.AdminLoader.loadBoundaryData
+  lazy val boundaryData: Map[Long, List[(Long, Int, Int)]] = AdminDataProvider.AdminLoader.loadBoundaryData
   lazy val boundaryIndex: Map[Long, List[Long]] = boundaryData
     .keySet
     .map(s => (new S2CellId(s).parent(min_level).id(), s))
@@ -71,7 +71,7 @@ private[lnglat2Geo] object GeoTransImpl {
   }
 
   def getCityLevel(admin: Admin): String = {
-    getCityLevel(admin.cityID.toString)
+    getCityLevel(admin.cityCode.toString)
   }
 
   def getCityLevel(adcode_or_name: String): String = {
@@ -79,19 +79,34 @@ private[lnglat2Geo] object GeoTransImpl {
   }
 
   def normalizeName(adcode: Int): AdminNode = {
-    adminData.getOrElse(adcode, null)
+    adminData.getOrElse(adcode, streetData.getOrElse(adcode, null))
   }
 
-  def normalizeName(name: String, level: DistrictLevel): Seq[AdminNode] = {
+  def normalizeName(name: String, level: DistrictLevel, isFullMatch: Boolean): List[AdminNode] = {
     adminData.values.filter(_.level.equals(level))
-      .filter(s => s.shortName.contains(name) || s.name.contains(name))
-      .toSeq
+      .filter(s => if (isFullMatch) s.name.equals(name) else s.shortName.contains(name) || s.name.contains(name))
+      .toList
   }
 
-  def normalizeName(provinceIn: String = "", cityIn: String = "", districtIn: String = "", streetIn: String = "", isFullMatch: Boolean = false): Seq[Admin] = {
+  private val cityNameMap: Map[String, String] = Map(("重庆市", ""), ("上海市", "上海城区"), ("北京市", "北京城区"), ("天津市", "天津城区")
+    ,("那曲市", "那曲地区")
+  )
+
+  private val districtNameMap: Map[String, String] = Map(("云州区", "大同县"), ("平城区", "城区"), ("云冈区", "南郊区"),
+    ("余江区", "余江县"), ("马龙区", "马龙县"), ("光明区", "宝安区"), ("怀仁区", "怀仁县"), ("彬州市", "彬县"), ("海安市", "海安县"),
+    ("漠河市", "漠河县"), ("京山市", "京山县"), ("济阳区", "济阳县"), ("潞州区", "城区"), ("上党区", "长治县"), ("屯留区", "屯留县"), ("潞城区", "潞城市"),
+    ("滦州市", "滦县"), ("潜山市", "潜山县"), ("邹平市", "邹平县"), ("荔浦市", "荔浦县"), ("兴仁市", "兴仁县"), ("水富市", "水富县"), ("华亭市", "华亭县"),
+    ("积石山县", "积石山保安族东乡族撒拉族自治县"), ("元江县", "元江哈尼族彝族傣族自治县"), ("双江县", "双江拉祜族佤族布朗族傣族自治县"),
+    ("孟连县", "孟连傣族拉祜族佤族自治县"), ("镇沅县", "镇沅彝族哈尼族拉祜族自治县"),
+    ("大柴旦行政委员会", "海西蒙古族藏族自治州直辖"), ("冷湖行政委员会", "海西蒙古族藏族自治州直辖"), ("茫崖行政委员会", "海西蒙古族藏族自治州直辖"),
+    ("上饶县", "广信区"), ("达孜区", "达孜县"),
+    ("色尼区", "那曲县")
+  )
+
+  def normalizeName(provinceIn: String = "", cityIn: String = "", districtIn: String = "", streetIn: String = "", isFullMatch: Boolean = false): List[Admin] = {
     val province = if (provinceIn == null || provinceIn.equals("未知")) "" else provinceIn
-    val city = if (cityIn == null || cityIn.equals("未知")) "" else cityIn
-    val district = if (districtIn == null || districtIn.equals("未知")) "" else districtIn
+    val city = if (cityIn == null || cityIn.equals("未知")) "" else cityNameMap.getOrElse(cityIn, cityIn)
+    val district = if (districtIn == null || districtIn.equals("未知")) "" else districtNameMap.getOrElse(districtIn, districtIn)
     val street = if (streetIn == null || streetIn.equals("未知")) "" else streetIn
 
     val provinceAd = adminData.values.filter(s => s.level.equals(DistrictLevel.Province)).filter(s => StringUtils.isEmpty(province) || s.name.equals(province) || (!isFullMatch && s.shortName.equals(province)))
@@ -142,7 +157,7 @@ private[lnglat2Geo] object GeoTransImpl {
           Admin.createStreet(province.name, city.name, district.name, admin.name, province.id, city.id, district.id, admin.id, admin.center)
         case _ => Admin.createOversea
       }
-    }).toSeq
+    }).toList
   }
 
   private def determineAdminCode(lonIn: Double, latIn: Double, coordSys: CoordinateSystem = CoordinateSystem.GCJ02): Int = {
@@ -161,7 +176,7 @@ private[lnglat2Geo] object GeoTransImpl {
       boundaryAdminCell.getOrElse(id2, -1)
     } else {
       var keys = List.empty[Long]
-      var maxLevel = 2000  //必须大于2000m，否则会出现格子半径过小选择错误问题
+      var maxLevel = 2000 //必须大于2000m，否则会出现格子半径过小选择错误问题
 
       // 最远距离 为新疆哈密市80公里
       while (keys.isEmpty && maxLevel < 200000) {
@@ -174,7 +189,7 @@ private[lnglat2Geo] object GeoTransImpl {
           .map(key => (key, new S2CellId(key).toLatLng.getEarthDistance(s2LatLng)))
           .sortBy(_._2)
           .take(5)
-          .flatMap(startPoint => boundaryData.getOrElse(startPoint._1, List.empty).map(value => (startPoint._1, value._1, value._2, value._3)))
+          .flatMap(startPoint => boundaryData.getOrElse(startPoint._1, List.empty).flatMap(value => List((startPoint._1, value._1, value._2, true), (startPoint._1, value._1, value._3, false))))
           .map(line => {
             val start = new S2CellId(line._1).toLatLng
             val end = new S2CellId(line._2).toLatLng
@@ -238,7 +253,7 @@ private[lnglat2Geo] object GeoTransImpl {
   }
 
   def determineAreaByAdmin(lon: Double, lat: Double, admin: Admin, radius: Int): BusinessAreaInfo = {
-    val businessAreas = determineAreaByCityId(lon, lat, admin.cityID, radius, CoordinateSystem.GCJ02)
+    val businessAreas = determineAreaByCityId(lon, lat, admin.cityCode, radius, CoordinateSystem.GCJ02)
     BusinessAreaInfo(admin, businessAreas)
   }
 
diff --git a/src/main/scala/com/dengxq.lnglat2Geo/build/AdminDataProvider.scala b/src/main/scala/com/dengxq.lnglat2Geo/build/AdminDataProvider.scala
index 418e0fe..509dc05 100644
--- a/src/main/scala/com/dengxq.lnglat2Geo/build/AdminDataProvider.scala
+++ b/src/main/scala/com/dengxq.lnglat2Geo/build/AdminDataProvider.scala
@@ -2,6 +2,8 @@ package com.dengxq.lnglat2Geo.build
 
 import com.dengxq.lnglat2Geo.entity.{AdminBoundary, AdminNode, CellAdmin}
 import com.dengxq.lnglat2Geo.utils.ObjectSerializer
+import com.google.common.geometry._
+import scala.collection.JavaConverters._
 import org.json4s.DefaultFormats
 import org.json4s.jackson.JsonMethods.parse
 
@@ -11,6 +13,8 @@ import scala.util.Try
 object AdminDataProvider {
 
   final val CHINA_DISTRICT_BOUNDARY = "src/main/resources/china/boundary.data"
+  final val CHINA_DISTRICT_BOUNDARY2 = "data/china/boundary.data"
+  final val CHINA_DISTRICT_BOUNDARY3 = "data/china/boundary3.data"
   final val RESOURCE_CHINA_DISTRICT_BOUNDARY = "/china/boundary.data"
 
   final val CHINA_DISTRICT_BOUNDARY_CELL = "src/main/resources/china/boundaryCell.data"
@@ -43,6 +47,45 @@ object AdminDataProvider {
         Option(data)
       }.getOrElse(None)
     }
+
+    private def loadS2CellUnion(polylineString: String, minLevel: Int = -1, maxLevel: Int = -1, maxCells: Int = -1)
+    : S2CellUnion = {
+      val s2PolygonBuilder = new S2PolygonBuilder()
+
+      // polyline 中 | 分割多个polygon, 每个polygon的点用 ; 分割.
+      // 每个 polygon 构建 一个 S2Loop, 合并到 S2PolygonBuilder中生成 multi polygon
+      polylineString.split('|').foreach(loopStr => {
+        val points: Array[S2Point] = loopStr.split(';').map(coordStr => {
+          val parts = coordStr.split(',')
+          //      (parts(0).toDouble, parts(1).toDouble)
+          val lng = parts(0).toDouble
+          val lat = parts(1).toDouble
+          S2LatLng.fromDegrees(lat, lng).toPoint
+        })
+        val jPoints = points.toList.asJava
+
+        s2PolygonBuilder.addLoop(new S2Loop(jPoints))
+      })
+
+      val polygon = s2PolygonBuilder.assemblePolygon()
+
+      // 栅格化处理区域多边形
+      val coverer = new S2RegionCoverer()
+      if (minLevel > 0) {
+        coverer.setMinLevel(minLevel)
+      }
+      if (maxLevel > 0) {
+        coverer.setMaxLevel(maxLevel)
+      }
+      if (maxCells > 0) {
+        coverer.setMaxCells(maxCells)
+      }
+
+      //val s2CellUnion = coverer.getInteriorCovering(polygon)
+      val s2CellUnion = coverer.getCovering(polygon)
+      s2CellUnion.normalize()
+      s2CellUnion
+    }
   }
 
   object AdminLoader {
@@ -59,7 +102,7 @@ object AdminDataProvider {
       *
       * @return
       */
-    def loadBoundaryData: Map[Long, List[(Long, Int, Boolean)]] = {
+    def loadBoundaryData: Map[Long, List[(Long, Int, Int)]] = {
       val stream = this.getClass.getResourceAsStream(RESOURCE_CHINA_DISTRICT_BOUNDARY)
       ObjectSerializer
         .deserialize[Array[AdminBoundary]](stream)
@@ -69,7 +112,21 @@ object AdminDataProvider {
         ))
         .toList
         .groupBy(_._1)
-        .map(s => (s._1, s._2.map(ss => (ss._2, ss._3, ss._4))))
+        .map(s => (s._1, s._2.map(ss => (ss._2, ss._3, ss._4)).groupBy(_._1)
+          .map(sss => {
+            val list = sss._2.map(ssss => (ssss._2, ssss._3)).sortBy(_._2)(Ordering.Boolean.reverse)
+            if (list.size > 2) throw new Exception
+            else if (list.size == 2) {
+              if (!list.head._2 || list.last._2) throw new Exception
+              val first = list.head._1
+              val second = list.last._1
+              (sss._1, first, second)
+            } else {
+              if (list.head._2) (sss._1, list.head._1, -1)
+              else (sss._1, -1, list.head._1)
+            }
+          }).toList
+        ))
     }
 
     def loadBoundaryCellData: Map[Long, Int] = {
diff --git a/src/main/scala/com/dengxq.lnglat2Geo/build/Upgrade.scala b/src/main/scala/com/dengxq.lnglat2Geo/build/Upgrade.scala
index e8534d5..4b8d6bb 100644
--- a/src/main/scala/com/dengxq.lnglat2Geo/build/Upgrade.scala
+++ b/src/main/scala/com/dengxq.lnglat2Geo/build/Upgrade.scala
@@ -11,6 +11,7 @@ import com.dengxq.lnglat2Geo.utils.S2Utils.{childrenCellId, getLevel}
 import com.dengxq.lnglat2Geo.GeoTransImpl.min_level
 import AdminDataProvider._
 
+import scala.collection.mutable.ArrayBuffer
 import collection.JavaConversions._
 
 object Upgrade {
@@ -76,6 +77,53 @@ object Upgrade {
       })
   }
 
+  def loadBoundary2(): Array[AdminBoundary2] = {
+    DistrictLoader.loadAMapJson("country/" + 100000 + ".json")
+      .get
+      .districts
+      .flatMap(province => {
+        val provinceData = DistrictLoader.loadAMapJson("province/" + province.adcode + ".json")
+        if (provinceData.nonEmpty) {
+          val cityDatas = provinceData.get
+            .districts
+            .flatMap(city => {
+              val cityData = DistrictLoader.loadAMapJson("city/" + city.adcode + ".json")
+              if (cityData.nonEmpty) {
+                val districtDatas = cityData.get.districts.map(dis => DistrictLoader.loadAMapJson("district/" + dis.adcode + ".json"))
+                if (districtDatas.exists(s => s.nonEmpty && s.get.polyline.nonEmpty)) districtDatas
+                else List(cityData)
+              } else {
+                val districtData = DistrictLoader.loadAMapJson("district/" + city.adcode + ".json")
+                if (districtData.nonEmpty && districtData.get.polyline.nonEmpty) List(districtData)
+                else List.empty
+              }
+            })
+          if (cityDatas.exists(s => s.nonEmpty && s.get.polyline.nonEmpty)) cityDatas
+          else List(provinceData)
+        } else List.empty
+      })
+      .filter(_.nonEmpty)
+      .flatMap(district => {
+        if (district.get.polyline.nonEmpty) {
+          val data = district.get.polyline.get.split('|').map(loopStr => {
+            loopStr.split(';')
+              .map(coordStr => {
+                val parts = coordStr.split(',')
+                (parts(0).toDouble, parts(1).toDouble)
+              })
+          })
+
+          val points = data.flatMap(_.toList)
+          val mbr = (points.map(_._1).min, points.map(_._1).max, points.map(_._2).min, points.map(_._2).max)
+
+          val boundary = data.map(s => s.map(ss => S2CellId.fromLatLng(S2LatLng.fromDegrees(ss._2, ss._1)).id()))
+
+          List(AdminBoundary2(district.get.adcode.toInt, mbr, boundary))
+        }
+        else List.empty
+      })
+  }
+
   def genCellAdmin(): Array[CellAdmin] = {
 
     // 国内区县边界S2块
@@ -222,6 +270,12 @@ object Upgrade {
     }
   }
 
+  def upgradeAdminBoundary2(): Unit = {
+    val data = loadBoundary2()
+    ObjectSerializer.serialize(data, Paths.get(CHINA_DISTRICT_BOUNDARY2).toAbsolutePath.toString)
+  }
+
+
   def upgradeAdminBoundary(): Unit = {
     val data = loadBoundary()
     ObjectSerializer.serialize(data, Paths.get(CHINA_DISTRICT_BOUNDARY).toAbsolutePath.toString)
@@ -247,11 +301,97 @@ object Upgrade {
     ObjectSerializer.serialize(obj, Paths.get(CityAreaDataProvider.BUSINESS_AREA_DATA).toAbsolutePath.toString)
   }
 
+  def loadSharedLines(boundary: Array[AdminBoundary2]): Array[AdminCommonBoundary] = {
+    var result = ArrayBuffer.empty[AdminCommonBoundary]
+    for (i <- 0 until boundary.length - 1) {
+      val admin1 = boundary(i)
+      val bound1 = admin1.mbr
+      println(i, admin1.code)
+      for (j <- i + 1 until boundary.length) {
+        val admin2 = boundary(j)
+        val bound2 = admin2.mbr
+
+        val pair = if (bound1._1 > bound2._2 || bound2._1 > bound1._2 || bound1._3 > bound2._4 || bound2._3 > bound1._4) Array.empty[AdminCommonBoundary]
+        else admin1.boundary.flatMap(line1 => {
+          val line1Index = line1.zipWithIndex.toMap
+
+          val commons = admin2.boundary.flatMap(line2 =>
+            line2.zipWithIndex
+              .filter(s => line1.contains(s._1))
+              .map(s => {
+                val index1 = line1Index.getOrElse(s._1, 0)
+                (s._1, s._2, index1, s._2 + index1)
+              })
+              .groupBy(_._4)
+              .map(s => (admin2.code, admin1.code, s._2.sortBy(_._2))) // 线段方向是admin2的
+          )
+
+          if (commons.nonEmpty) commons.map(s => AdminCommonBoundary(s._1, s._2, s._3.map(_._1)))
+          else List.empty
+        })
+        result = result ++ pair
+      }
+    }
+    result.toArray
+  }
+
+  def loadOnesideLine(sharedLines: Array[AdminCommonBoundary], boundary: Array[AdminBoundary2]): Array[AdminCommonBoundary] = {
+    val commons = sharedLines
+      .flatMap(s => List((s.code, s.boundary), (s.code2, s.boundary)))
+      .groupBy(_._1)
+      .map(s => (s._1, s._2.flatMap(_._2.toList)))
+
+    boundary.flatMap(s => {
+      val common: Array[Long] = commons.getOrElse(s.code, Array.empty)
+      val result = ArrayBuffer.empty[ArrayBuffer[Long]]
+
+      s.boundary.foreach(ss => {
+        var temp = ArrayBuffer.empty[Long]
+
+        ss.foreach(sss => {
+          if (common.isEmpty || !common.contains(sss)) temp.append(sss)
+          else if (temp.nonEmpty) {
+            result.append(temp)
+            temp = ArrayBuffer.empty[Long]
+          }
+        })
+        if (temp.nonEmpty) result.append(temp)
+      })
+
+      if (result.nonEmpty) {
+        println("code = " + s.code)
+        val sssss = result.map(s => s.map(s => {
+          val latlng = new S2CellId(s).toLatLng
+          List(latlng.lngDegrees(), latlng.latDegrees()).mkString(",")
+        })).mkString(";")
+        println(sssss)
+        result.map(ss => AdminCommonBoundary(s.code, -1, ss.toArray))
+      }
+      else List.empty
+    })
+  }
+
   def main(args: Array[String]): Unit = {
-    Upgrade.upgradeAdminBoundary() // 生成行政区划边界数据
-    Upgrade.upgradeAdminBoundaryCell() // 生成行政区划边界数据2
-    Upgrade.upgradeChinaAdmin()  // 生成行政区划关系数据（不含街道）
-    Upgrade.upgradeTownship()  // 生成行政区划街道数据
-    Upgrade.upgradeBusinessAreaData() // 生成商圈数据
+    //    upgradeAdminBoundary2()
+
+        Upgrade.upgradeAdminBoundary() // 生成行政区划边界数据
+        Upgrade.upgradeAdminBoundaryCell() // 生成行政区划边界数据2
+        Upgrade.upgradeChinaAdmin()  // 生成行政区划关系数据（不含街道）
+        Upgrade.upgradeTownship()  // 生成行政区划街道数据
+        Upgrade.upgradeBusinessAreaData() // 生成商圈数据
+
+//    val data = loadBoundary2()
+//
+//    val sharedLines = loadSharedLines(data)
+//    val oneSide: Array[AdminCommonBoundary] = loadOnesideLine(sharedLines, data)
+
+//    ObjectSerializer.serialize(result.toArray, Paths.get(CHINA_DISTRICT_BOUNDARY2).toAbsolutePath.toString)
+//    ObjectSerializer.serialize(oneSide, Paths.get(CHINA_DISTRICT_BOUNDARY3).toAbsolutePath.toString)
+
+//    val stream = this.getClass.getResourceAsStream(RESOURCE_CHINA_DISTRICT_BOUNDARY)
+//    ObjectSerializer
+//      .deserialize[Array[AdminCommonBoundary]](stream)
+
+
   }
 }
diff --git a/src/main/scala/com/dengxq.lnglat2Geo/entity/Admin.scala b/src/main/scala/com/dengxq.lnglat2Geo/entity/Admin.scala
index a1822f5..e6373aa 100644
--- a/src/main/scala/com/dengxq.lnglat2Geo/entity/Admin.scala
+++ b/src/main/scala/com/dengxq.lnglat2Geo/entity/Admin.scala
@@ -1,19 +1,18 @@
 package com.dengxq.lnglat2Geo.entity
 
-import com.dengxq.lnglat2Geo.entity.AdminLevel.AdminLevel
 import com.dengxq.lnglat2Geo.utils.AdminUtils
 
 case class Admin(country: String,
                  province: String,
                  city: String,
                  district: String,
-                 street: String,
-                 level: AdminLevel,
-                 countryID: String,
-                 provinceID: Int,
-                 cityID: Int,
-                 districtID: Int,
-                 streetID: Int,
+                 town: String,
+                 level: String,
+                 countryCode: String,
+                 provinceCode: Int,
+                 cityCode: Int,
+                 districtCode: Int,
+                 townCode: Int,
                  center: Location = null
                 ) {
 
@@ -21,21 +20,21 @@ case class Admin(country: String,
   def hasProvince: Boolean = province != Admin.UNKNOWN_NAME_VAL
   def hasCity: Boolean = city != Admin.UNKNOWN_NAME_VAL
   def hasDistrict: Boolean = district != Admin.UNKNOWN_NAME_VAL
-  def hasCityId: Boolean = cityID != Admin.UNKNOWN_ID_VAL
-  def hasDistrictId: Boolean = districtID != Admin.UNKNOWN_ID_VAL
-  def hasStreet: Boolean = street != Admin.UNKNOWN_NAME_VAL
+  def hasCityId: Boolean = cityCode != Admin.UNKNOWN_ID_VAL
+  def hasDistrictId: Boolean = districtCode != Admin.UNKNOWN_ID_VAL
+  def hasTown: Boolean = town != Admin.UNKNOWN_NAME_VAL
   def shortProvince :String = AdminUtils.shortProvince(province)
   def shortCity :String = AdminUtils.shortCity(city)
   def toShort: Admin = Admin(country,
     AdminUtils.shortProvince(province),
     AdminUtils.shortCity(city),
     AdminUtils.shortDistrict(district),
-    AdminUtils.shortStreet(street),
-    level, countryID, provinceID, cityID, districtID, streetID, center)
-  def toNameString: String = s"$country${if(hasProvince) province else ""}${if(hasCity) city else ""}${if(hasDistrict) district else ""}${if(hasStreet) street else ""}"
+    AdminUtils.shortStreet(town),
+    level, countryCode, provinceCode, cityCode, districtCode, townCode, center)
+  def toNameString: String = s"$country${if(hasProvince) province else ""}${if(hasCity) city else ""}${if(hasDistrict) district else ""}${if(hasTown) town else ""}"
 }
 
-object Admin {
+private[lnglat2Geo] object Admin {
   private final val CHINA_NAME = "中国"
   private final val CHINA_ID = "CN"
   private final val OVERSEA_NAME_VAL = "海外"
@@ -43,109 +42,109 @@ object Admin {
   private final val UNKNOWN_ID_VAL = -1
   private final val UNKNOWN_LOCATION_VAL = null
 
-  private[lnglat2Geo] def createOversea = Admin(OVERSEA_NAME_VAL,
+  def createOversea = Admin(OVERSEA_NAME_VAL,
     province = OVERSEA_NAME_VAL,
     city = OVERSEA_NAME_VAL,
     district = OVERSEA_NAME_VAL,
-    street = OVERSEA_NAME_VAL,
+    town = OVERSEA_NAME_VAL,
     level = AdminLevel.Oversea,
-    countryID = "",
-    provinceID = UNKNOWN_ID_VAL,
-    cityID = UNKNOWN_ID_VAL,
-    districtID = UNKNOWN_ID_VAL,
-    streetID = UNKNOWN_ID_VAL,
+    countryCode = "",
+    provinceCode = UNKNOWN_ID_VAL,
+    cityCode = UNKNOWN_ID_VAL,
+    districtCode = UNKNOWN_ID_VAL,
+    townCode = UNKNOWN_ID_VAL,
     center = UNKNOWN_LOCATION_VAL
   )
 
-  private[lnglat2Geo] def createCountry(country:String, countryID:String, center: Location) = Admin(
+  def createCountry(country:String, countryID:String, center: Location) = Admin(
     country,
     province = UNKNOWN_NAME_VAL,
     city = UNKNOWN_NAME_VAL,
     district = UNKNOWN_NAME_VAL,
-    street = UNKNOWN_NAME_VAL,
+    town = UNKNOWN_NAME_VAL,
     level = AdminLevel.Country,
-    countryID = countryID,
-    provinceID = UNKNOWN_ID_VAL,
-    cityID = UNKNOWN_ID_VAL,
-    districtID = UNKNOWN_ID_VAL,
-    streetID = UNKNOWN_ID_VAL,
+    countryCode = countryID,
+    provinceCode = UNKNOWN_ID_VAL,
+    cityCode = UNKNOWN_ID_VAL,
+    districtCode = UNKNOWN_ID_VAL,
+    townCode = UNKNOWN_ID_VAL,
     center = center
   )
 
-  private[lnglat2Geo] def createProvince(province: String, provinceId: Int, center: Location) = Admin(
+  def createProvince(province: String, provinceId: Int, center: Location) = Admin(
     country = CHINA_NAME,
     province = province,
     city = UNKNOWN_NAME_VAL,
     district = UNKNOWN_NAME_VAL,
-    street = UNKNOWN_NAME_VAL,
+    town = UNKNOWN_NAME_VAL,
     level = AdminLevel.Province,
-    countryID = CHINA_ID,
-    provinceID = provinceId,
-    cityID = UNKNOWN_ID_VAL,
-    districtID = UNKNOWN_ID_VAL,
-    streetID = UNKNOWN_ID_VAL,
+    countryCode = CHINA_ID,
+    provinceCode = provinceId,
+    cityCode = UNKNOWN_ID_VAL,
+    districtCode = UNKNOWN_ID_VAL,
+    townCode = UNKNOWN_ID_VAL,
     center = center
   )
 
-  private[lnglat2Geo] def createCity(province: String, city: String, provinceId: Int, cityId: Int, center: Location) = Admin(
+   def createCity(province: String, city: String, provinceId: Int, cityId: Int, center: Location) = Admin(
     country = CHINA_NAME,
     province = province,
     city = city,
     district = UNKNOWN_NAME_VAL,
-    street = UNKNOWN_NAME_VAL,
+    town = UNKNOWN_NAME_VAL,
     level = AdminLevel.City,
-    countryID = CHINA_ID,
-    provinceID = provinceId,
-    cityID = cityId,
-    districtID = UNKNOWN_ID_VAL,
-    streetID = UNKNOWN_ID_VAL,
+    countryCode = CHINA_ID,
+    provinceCode = provinceId,
+    cityCode = cityId,
+    districtCode = UNKNOWN_ID_VAL,
+    townCode = UNKNOWN_ID_VAL,
     center = center
   )
 
-  private[lnglat2Geo] def createProvincialCity(province: String, city: String, provinceId: Int, cityId: Int, center: Location) = Admin(
+  def createProvincialCity(province: String, city: String, provinceId: Int, cityId: Int, center: Location) = Admin(
     country = CHINA_NAME,
     province = province,
     city = city,
     district = city,
-    street = UNKNOWN_NAME_VAL,
+    town = UNKNOWN_NAME_VAL,
     level = AdminLevel.ProvincialCity,
-    countryID = CHINA_ID,
-    provinceID = provinceId,
-    cityID = cityId,
-    districtID = cityId,
-    streetID = UNKNOWN_ID_VAL,
+    countryCode = CHINA_ID,
+    provinceCode = provinceId,
+    cityCode = cityId,
+    districtCode = cityId,
+    townCode = UNKNOWN_ID_VAL,
     center = center
   )
 
-  private[lnglat2Geo] def createDistrict(province: String, city: String, district: String,
+  def createDistrict(province: String, city: String, district: String,
                                          provinceId:Int, cityId: Int, districtId: Int, center: Location) = Admin(
     country = CHINA_NAME,
     province = province,
     city = city,
     district = district,
-    street = UNKNOWN_NAME_VAL,
+    town = UNKNOWN_NAME_VAL,
     level = AdminLevel.District,
-    countryID = CHINA_ID,
-    provinceID = provinceId,
-    cityID = cityId,
-    districtID = districtId,
-    streetID = UNKNOWN_ID_VAL,
+    countryCode = CHINA_ID,
+    provinceCode = provinceId,
+    cityCode = cityId,
+    districtCode = districtId,
+    townCode = UNKNOWN_ID_VAL,
     center = center
   )
 
-  private[lnglat2Geo] def createStreet(province: String, city: String, district: String, street: String,
+  def createStreet(province: String, city: String, district: String, town: String,
                                        provinceId:Int, cityId: Int, districtId: Int, streetId: Int, center: Location) = Admin(
     country = CHINA_NAME,
     province = province,
     city = city,
     district = district,
-    street = street,
+    town = town,
     level = AdminLevel.Street,
-    countryID = CHINA_ID,
-    provinceID = provinceId,
-    cityID = cityId,
-    districtID = districtId,
-    streetID = streetId,
+    countryCode = CHINA_ID,
+    provinceCode = provinceId,
+    cityCode = cityId,
+    districtCode = districtId,
+    townCode = streetId,
     center = center
   )
 
diff --git a/src/main/scala/com/dengxq.lnglat2Geo/entity/AdminBoundary2.scala b/src/main/scala/com/dengxq.lnglat2Geo/entity/AdminBoundary2.scala
new file mode 100644
index 0000000..8ec83b0
--- /dev/null
+++ b/src/main/scala/com/dengxq.lnglat2Geo/entity/AdminBoundary2.scala
@@ -0,0 +1,4 @@
+package com.dengxq.lnglat2Geo.entity
+
+@SerialVersionUID(-1l)
+case class AdminBoundary2(var code: Int, var mbr: (Double, Double, Double, Double), var boundary: Array[Array[Long]]) extends Serializable
diff --git a/src/main/scala/com/dengxq.lnglat2Geo/entity/AdminCommonBoundary.scala b/src/main/scala/com/dengxq.lnglat2Geo/entity/AdminCommonBoundary.scala
new file mode 100644
index 0000000..d22abd1
--- /dev/null
+++ b/src/main/scala/com/dengxq.lnglat2Geo/entity/AdminCommonBoundary.scala
@@ -0,0 +1,4 @@
+package com.dengxq.lnglat2Geo.entity
+
+@SerialVersionUID(-1)
+case class AdminCommonBoundary(var code:Int, var code2:Int, var boundary : Array[Long]) extends Serializable
diff --git a/src/main/scala/com/dengxq.lnglat2Geo/entity/Enum.scala b/src/main/scala/com/dengxq.lnglat2Geo/entity/Enum.scala
index edba2d0..0f80944 100644
--- a/src/main/scala/com/dengxq.lnglat2Geo/entity/Enum.scala
+++ b/src/main/scala/com/dengxq.lnglat2Geo/entity/Enum.scala
@@ -54,20 +54,19 @@ object DistrictLevel extends EnumFunc {
 }
 
 @SerialVersionUID(568714356783645678L)
-object AdminLevel extends EnumFunc {
-  type AdminLevel = Value
+object AdminLevel {
   /**海外**/
-  val Oversea = Value("oversea")
+  val Oversea = "oversea"
   /**国家**/
-  val Country = Value("country")
+  val Country = "country"
   /**省,自治区**/
-  val Province = Value("province")
+  val Province = "province"
   /**地级市**/
-  val City = Value("city")
+  val City = "city"
   /**省辖市(属县级市) see:https://baike.baidu.com/item/省直辖县级行政单位**/
-  val ProvincialCity = Value("provincialcity")
+  val ProvincialCity = "provincialcity"
   /**区,县,县级市**/
-  val District = Value("district")
+  val District = "district"
   /**街道**/
-  val Street = Value("street")
+  val Street = "street"
 }
\ No newline at end of file
diff --git a/src/main/scala/com/dengxq.lnglat2Geo/entity/StreetNode.scala b/src/main/scala/com/dengxq.lnglat2Geo/entity/StreetNode.scala
index 8ffb1d3..6954d63 100644
--- a/src/main/scala/com/dengxq.lnglat2Geo/entity/StreetNode.scala
+++ b/src/main/scala/com/dengxq.lnglat2Geo/entity/StreetNode.scala
@@ -12,7 +12,7 @@ object Func {
   class _sm(streetMap: StreetMap) {
     def findNearStreet(districtAdmin: Admin, lonlat: (Double, Double)) :Option[StreetNode] = {
       val loc = Location(lonlat._1, lonlat._2)
-      val districtId = if(districtAdmin.districtID != -1) districtAdmin.districtID else districtAdmin.cityID
+      val districtId = if(districtAdmin.districtCode != -1) districtAdmin.districtCode else districtAdmin.cityCode
       if(streetMap.data.contains(districtId)) {
         val streetDistanceLs = streetMap.data(districtId)
           .flatMap { sn =>