diff --git a/build/build.sh b/build/build.sh
index 49f4babb..6d003ea7 100755
--- a/build/build.sh
+++ b/build/build.sh
@@ -55,6 +55,8 @@ function build() {
 	rm -f $dist/deploy/.gitignore
 	cp -R $ROOT/installers $DIST/
 	cp -R $ROOT/resources $DIST/
+	rm -f $DIST/resources/ipdata/ip2region/global_region.csv
+	rm -f $DIST/resources/ipdata/ip2region/ip.merge.txt
 
 	# building installer
 	echo "building installer ..."
diff --git a/cmd/ip2region/main.go b/cmd/ip2region/main.go
index 7db20726..fb7a3405 100644
--- a/cmd/ip2region/main.go
+++ b/cmd/ip2region/main.go
@@ -11,6 +11,7 @@ import (
 	"io/ioutil"
 	"os"
 	"regexp"
+	"strings"
 )
 
 func main() {
@@ -110,4 +111,63 @@ func main() {
 
 		logs.Println("done")
 	}
+
+	// 检查数据
+	if lists.ContainsString(os.Args, "check") {
+		dbs.NotifyReady()
+
+		data, err := ioutil.ReadFile(Tea.Root + "/resources/ipdata/ip2region/ip.merge.txt")
+		if err != nil {
+			logs.Println("[ERROR]" + err.Error())
+			return
+		}
+		if len(data) == 0 {
+			logs.Println("[ERROR]file should not be empty")
+			return
+		}
+		lines := bytes.Split(data, []byte("\n"))
+		for index, line := range lines {
+			s := string(bytes.TrimSpace(line))
+			if len(s) == 0 {
+				continue
+			}
+			pieces := strings.Split(s, "|")
+			countryName := pieces[2]
+			provinceName := pieces[4]
+
+			if lists.ContainsString([]string{"0", "欧洲", "北美地区", "法国南部领地", "非洲地区", "亚太地区"}, countryName) {
+				continue
+			}
+
+			// 检查国家
+			countryId, err := models.SharedRegionCountryDAO.FindCountryIdWithCountryName(countryName)
+			if err != nil {
+				logs.Println("[ERROR]" + err.Error())
+				return
+			}
+			if countryId == 0 {
+				logs.Println("[ERROR]can not find country '"+countryName+"', index: ", index, "data: "+s)
+				return
+			}
+
+			// 检查省份
+			if countryName == "中国" {
+				if lists.ContainsString([]string{"0"}, provinceName) {
+					continue
+				}
+
+				provinceId, err := models.SharedRegionProvinceDAO.FindProvinceIdWithProvinceName(provinceName)
+				if err != nil {
+					logs.Println("[ERROR]" + err.Error())
+					return
+				}
+				if provinceId == 0 {
+					logs.Println("[ERROR]can not find province '"+provinceName+"', index: ", index, "data: "+s)
+					return
+				}
+			}
+		}
+
+		logs.Println("done")
+	}
 }
diff --git a/internal/db/models/ip_item_dao.go b/internal/db/models/ip_item_dao.go
index 02425485..6d431053 100644
--- a/internal/db/models/ip_item_dao.go
+++ b/internal/db/models/ip_item_dao.go
@@ -6,6 +6,7 @@ import (
 	"github.com/iwind/TeaGo/Tea"
 	"github.com/iwind/TeaGo/dbs"
 	"github.com/iwind/TeaGo/types"
+	"time"
 )
 
 const (
@@ -66,7 +67,7 @@ func (this *IPItemDAO) FindEnabledIPItem(id int64) (*IPItem, error) {
 
 // 创建IP
 func (this *IPItemDAO) CreateIPItem(listId int64, ipFrom string, ipTo string, expiredAt int64, reason string) (int64, error) {
-	version, err := SharedIPListDAO.IncreaseVersion(listId)
+	version, err := SharedIPListDAO.IncreaseVersion()
 	if err != nil {
 		return 0, err
 	}
@@ -106,7 +107,7 @@ func (this *IPItemDAO) UpdateIPItem(itemId int64, ipFrom string, ipTo string, ex
 		return errors.New("not found")
 	}
 
-	version, err := SharedIPListDAO.IncreaseVersion(listId)
+	version, err := SharedIPListDAO.IncreaseVersion()
 	if err != nil {
 		return err
 	}
@@ -145,3 +146,17 @@ func (this *IPItemDAO) ListIPItemsWithListId(listId int64, offset int64, size in
 		FindAll()
 	return
 }
+
+// 根据版本号查找IP列表
+func (this *IPItemDAO) ListIPItemsAfterVersion(version int64, size int64) (result []*IPItem, err error) {
+	_, err = this.Query().
+		// 这里不要设置状态参数，因为我们要知道哪些是删除的
+		Gt("version", version).
+		Where("(expiredAt=0 OR expiredAt>:expiredAt)").
+		Param("expiredAt", time.Now().Unix()).
+		Asc("version").
+		Limit(size).
+		Slice(&result).
+		FindAll()
+	return
+}
diff --git a/internal/db/models/ip_list_dao.go b/internal/db/models/ip_list_dao.go
index b744733e..9fbd16a9 100644
--- a/internal/db/models/ip_list_dao.go
+++ b/internal/db/models/ip_list_dao.go
@@ -2,6 +2,7 @@ package models
 
 import (
 	"github.com/TeaOSLab/EdgeAPI/internal/errors"
+	"github.com/TeaOSLab/EdgeAPI/internal/utils/numberutils"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/ipconfigs"
 	_ "github.com/go-sql-driver/mysql"
 	"github.com/iwind/TeaGo/Tea"
@@ -110,20 +111,20 @@ func (this *IPListDAO) UpdateIPList(listId int64, name string, code string, time
 }
 
 // 增加版本
-func (this *IPListDAO) IncreaseVersion(listId int64) (int64, error) {
-	if listId <= 0 {
-		return 0, errors.New("invalid listId")
-	}
-	op := NewIPListOperator()
-	op.Id = listId
-	op.Version = dbs.SQL("version+1")
-	_, err := this.Save(op)
+func (this *IPListDAO) IncreaseVersion() (int64, error) {
+	valueJSON, err := SharedSysSettingDAO.ReadSetting(SettingCodeIPListVersion)
 	if err != nil {
 		return 0, err
 	}
+	if len(valueJSON) == 0 {
+		err = SharedSysSettingDAO.UpdateSetting(SettingCodeIPListVersion, []byte("1"))
+		if err != nil {
+			return 0, err
+		}
+		return 1, nil
+	}
 
-	return this.Query().
-		Pk(listId).
-		Result("version").
-		FindInt64Col(0)
+	value := types.Int64(string(valueJSON)) + 1
+	err = SharedSysSettingDAO.UpdateSetting(SettingCodeIPListVersion, []byte(numberutils.FormatInt64(value)))
+	return value, nil
 }
diff --git a/internal/db/models/ip_list_dao_test.go b/internal/db/models/ip_list_dao_test.go
index c29c4aab..5f80a2be 100644
--- a/internal/db/models/ip_list_dao_test.go
+++ b/internal/db/models/ip_list_dao_test.go
@@ -2,13 +2,16 @@ package models
 
 import (
 	_ "github.com/go-sql-driver/mysql"
+	"github.com/iwind/TeaGo/dbs"
 	"runtime"
 	"testing"
 )
 
 func TestIPListDAO_IncreaseVersion(t *testing.T) {
+	dbs.NotifyReady()
+
 	dao := NewIPListDAO()
-	version, err := dao.IncreaseVersion(1)
+	version, err := dao.IncreaseVersion()
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -18,8 +21,10 @@ func TestIPListDAO_IncreaseVersion(t *testing.T) {
 func BenchmarkIPListDAO_IncreaseVersion(b *testing.B) {
 	runtime.GOMAXPROCS(1)
 
+	dbs.NotifyReady()
+
 	dao := NewIPListDAO()
 	for i := 0; i < b.N; i++ {
-		_, _ = dao.IncreaseVersion(1)
+		_, _ = dao.IncreaseVersion()
 	}
 }
diff --git a/internal/db/models/ip_list_model.go b/internal/db/models/ip_list_model.go
index d045c650..9e8e7fef 100644
--- a/internal/db/models/ip_list_model.go
+++ b/internal/db/models/ip_list_model.go
@@ -12,7 +12,6 @@ type IPList struct {
 	State     uint8  `field:"state"`     // 状态
 	CreatedAt uint64 `field:"createdAt"` // 创建时间
 	Timeout   string `field:"timeout"`   // 默认超时时间
-	Version   uint64 `field:"version"`   // 版本
 }
 
 type IPListOperator struct {
@@ -26,7 +25,6 @@ type IPListOperator struct {
 	State     interface{} // 状态
 	CreatedAt interface{} // 创建时间
 	Timeout   interface{} // 默认超时时间
-	Version   interface{} // 版本
 }
 
 func NewIPListOperator() *IPListOperator {
diff --git a/internal/db/models/region_country_dao.go b/internal/db/models/region_country_dao.go
index a0973690..b7430c43 100644
--- a/internal/db/models/region_country_dao.go
+++ b/internal/db/models/region_country_dao.go
@@ -82,6 +82,15 @@ func (this *RegionCountryDAO) FindCountryIdWithDataId(dataId string) (int64, err
 		FindInt64Col(0)
 }
 
+// 根据国家名查找国家ID
+func (this *RegionCountryDAO) FindCountryIdWithCountryName(countryName string) (int64, error) {
+	return this.Query().
+		Where("JSON_CONTAINS(codes, :countryName)").
+		Param("countryName", "\""+countryName+"\""). // 查询的需要是个JSON字符串，所以这里加双引号
+		ResultPk().
+		FindInt64Col(0)
+}
+
 // 根据数据ID创建国家
 func (this *RegionCountryDAO) CreateCountry(name string, dataId string) (int64, error) {
 	op := NewRegionCountryOperator()
diff --git a/internal/db/models/region_country_model_ext.go b/internal/db/models/region_country_model_ext.go
index 2640e7f9..0b0d46f2 100644
--- a/internal/db/models/region_country_model_ext.go
+++ b/internal/db/models/region_country_model_ext.go
@@ -1 +1,18 @@
 package models
+
+import (
+	"encoding/json"
+	"github.com/iwind/TeaGo/logs"
+)
+
+func (this *RegionCountry) DecodeCodes() []string {
+	if len(this.Codes) == 0 {
+		return []string{}
+	}
+	result := []string{}
+	err := json.Unmarshal([]byte(this.Codes), &result)
+	if err != nil {
+		logs.Error(err)
+	}
+	return result
+}
diff --git a/internal/db/models/region_province_dao.go b/internal/db/models/region_province_dao.go
index 8e5914f4..9871f69d 100644
--- a/internal/db/models/region_province_dao.go
+++ b/internal/db/models/region_province_dao.go
@@ -80,6 +80,15 @@ func (this *RegionProvinceDAO) FindProvinceIdWithDataId(dataId string) (int64, e
 		FindInt64Col(0)
 }
 
+// 根据省份名查找省份ID
+func (this *RegionProvinceDAO) FindProvinceIdWithProvinceName(provinceName string) (int64, error) {
+	return this.Query().
+		Where("JSON_CONTAINS(codes, :provinceName)").
+		Param("provinceName", "\""+provinceName+"\""). // 查询的需要是个JSON字符串，所以这里加双引号
+		ResultPk().
+		FindInt64Col(0)
+}
+
 // 创建省份
 func (this *RegionProvinceDAO) CreateProvince(countryId int64, name string, dataId string) (int64, error) {
 	op := NewRegionProvinceOperator()
diff --git a/internal/db/models/region_province_model_ext.go b/internal/db/models/region_province_model_ext.go
index 2640e7f9..a7c5a97a 100644
--- a/internal/db/models/region_province_model_ext.go
+++ b/internal/db/models/region_province_model_ext.go
@@ -1 +1,18 @@
 package models
+
+import (
+	"encoding/json"
+	"github.com/iwind/TeaGo/logs"
+)
+
+func (this *RegionProvince) DecodeCodes() []string {
+	if len(this.Codes) == 0 {
+		return []string{}
+	}
+	result := []string{}
+	err := json.Unmarshal([]byte(this.Codes), &result)
+	if err != nil {
+		logs.Error(err)
+	}
+	return result
+}
diff --git a/internal/db/models/sys_setting_dao.go b/internal/db/models/sys_setting_dao.go
index b108519d..f28c8df9 100644
--- a/internal/db/models/sys_setting_dao.go
+++ b/internal/db/models/sys_setting_dao.go
@@ -18,6 +18,7 @@ const (
 	SettingCodeServerGlobalConfig SettingCode = "serverGlobalConfig" // 服务相关全局设置
 	SettingCodeNodeMonitor        SettingCode = "nodeMonitor"        // 监控节点状态
 	SettingCodeClusterHealthCheck SettingCode = "clusterHealthCheck" // 集群健康检查
+	SettingCodeIPListVersion      SettingCode = "ipListVersion"      // IP名单的版本号
 )
 
 func NewSysSettingDAO() *SysSettingDAO {
diff --git a/internal/rpc/services/service_ip_item.go b/internal/rpc/services/service_ip_item.go
index 3083707f..7a3e824f 100644
--- a/internal/rpc/services/service_ip_item.go
+++ b/internal/rpc/services/service_ip_item.go
@@ -122,3 +122,32 @@ func (this *IPItemService) FindEnabledIPItem(ctx context.Context, req *pb.FindEn
 		Reason:    item.Reason,
 	}}, nil
 }
+
+// 根据版本列出一组IP
+func (this *IPItemService) ListIPItemsAfterVersion(ctx context.Context, req *pb.ListIPItemsAfterVersionRequest) (*pb.ListIPItemsAfterVersionResponse, error) {
+	// 校验请求
+	_, _, err := rpcutils.ValidateRequest(ctx, rpcutils.UserTypeAdmin, rpcutils.UserTypeNode)
+	if err != nil {
+		return nil, err
+	}
+
+	result := []*pb.IPItem{}
+	items, err := models.SharedIPItemDAO.ListIPItemsAfterVersion(req.Version, req.Size)
+	if err != nil {
+		return nil, err
+	}
+	for _, item := range items {
+		result = append(result, &pb.IPItem{
+			Id:        int64(item.Id),
+			IpFrom:    item.IpFrom,
+			IpTo:      item.IpTo,
+			Version:   int64(item.Version),
+			ExpiredAt: int64(item.ExpiredAt),
+			Reason:    "", // 这里我们不需要这个数据
+			ListId:    int64(item.ListId),
+			IsDeleted: item.State == 0,
+		})
+	}
+
+	return &pb.ListIPItemsAfterVersionResponse{IpItems: result}, nil
+}
diff --git a/internal/rpc/services/service_region_country.go b/internal/rpc/services/service_region_country.go
index 62f05165..fa72527d 100644
--- a/internal/rpc/services/service_region_country.go
+++ b/internal/rpc/services/service_region_country.go
@@ -15,7 +15,7 @@ type RegionCountryService struct {
 // 查找所有的国家列表
 func (this *RegionCountryService) FindAllEnabledRegionCountries(ctx context.Context, req *pb.FindAllEnabledRegionCountriesRequest) (*pb.FindAllEnabledRegionCountriesResponse, error) {
 	// 校验请求
-	_, _, err := rpcutils.ValidateRequest(ctx, rpcutils.UserTypeAdmin)
+	_, _, err := rpcutils.ValidateRequest(ctx, rpcutils.UserTypeAdmin, rpcutils.UserTypeNode)
 	if err != nil {
 		return nil, err
 	}
@@ -39,6 +39,7 @@ func (this *RegionCountryService) FindAllEnabledRegionCountries(ctx context.Cont
 		result = append(result, &pb.RegionCountry{
 			Id:     int64(country.Id),
 			Name:   country.Name,
+			Codes:  country.DecodeCodes(),
 			Pinyin: pinyinStrings,
 		})
 	}
diff --git a/internal/rpc/services/service_region_province.go b/internal/rpc/services/service_region_province.go
index 64052d6d..cb1d54bb 100644
--- a/internal/rpc/services/service_region_province.go
+++ b/internal/rpc/services/service_region_province.go
@@ -14,7 +14,7 @@ type RegionProvinceService struct {
 // 查找所有省份
 func (this *RegionProvinceService) FindAllEnabledRegionProvincesWithCountryId(ctx context.Context, req *pb.FindAllEnabledRegionProvincesWithCountryIdRequest) (*pb.FindAllEnabledRegionProvincesWithCountryIdResponse, error) {
 	// 校验请求
-	_, _, err := rpcutils.ValidateRequest(ctx, rpcutils.UserTypeAdmin)
+	_, _, err := rpcutils.ValidateRequest(ctx, rpcutils.UserTypeAdmin, rpcutils.UserTypeNode)
 	if err != nil {
 		return nil, err
 	}
@@ -26,8 +26,9 @@ func (this *RegionProvinceService) FindAllEnabledRegionProvincesWithCountryId(ct
 	result := []*pb.RegionProvince{}
 	for _, province := range provinces {
 		result = append(result, &pb.RegionProvince{
-			Id:   int64(province.Id),
-			Name: province.Name,
+			Id:    int64(province.Id),
+			Name:  province.Name,
+			Codes: province.DecodeCodes(),
 		})
 	}