diff --git a/mhd_thrid_party/src/main/java/com/linke/thirdParty/application/server/NanqiGpsApplicationService.java b/mhd_thrid_party/src/main/java/com/linke/thirdParty/application/server/NanqiGpsApplicationService.java
new file mode 100644
index 000000000..3d5aa0741
--- /dev/null
+++ b/mhd_thrid_party/src/main/java/com/linke/thirdParty/application/server/NanqiGpsApplicationService.java
@@ -0,0 +1,214 @@
+package com.linke.thirdParty.application.server;
+
+import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONArray;
+import com.alibaba.fastjson.JSONObject;
+import com.linke.thirdParty.domain.departInterfaceInfo.repository.todo.SysDepartInterfaceInfoDo;
+import com.linke.thirdParty.infrastructure.dict.NanqiGpsConstant;
+import com.linke.thirdParty.interfaces.vo.gps.NanqiGpsLocationVO;
+import com.mhd.common.core.domain.po.thirdparty.SysDepartInterfaceInfoPo;
+import com.mhd.common.core.exception.ServiceException;
+import com.mhd.common.core.utils.HttpClientUtil;
+import com.mhd.common.redis.service.RedisService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.util.DigestUtils;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * 南岐车联网GPS平台 对接应用服务
+ *
+ * <p>提供两个接口：</p>
+ * <ol>
+ *   <li>login：登录获取 sessionId，并缓存到 Redis</li>
+ *   <li>queryByPlate：根据车牌号+sessionId 查询车辆实时定位</li>
+ * </ol>
+ *
+ * @author mhd
+ */
+@Slf4j
+@Service
+public class NanqiGpsApplicationService {
+
+    @Autowired
+    private SysDepartInterfaceInfoApplicationService interfaceInfoApplicationService;
+
+    @Autowired
+    private RedisService redisService;
+
+    /**
+     * 南岐登录账号
+     */
+    private String userId = NanqiGpsConstant.DEFAULT_USER_ID;
+
+    /**
+     * 南岐登录密码（明文）
+     */
+    private String password = NanqiGpsConstant.DEFAULT_PASSWORD;
+
+    /**
+     * 从三方接口配置表读取南岐配置（interfaceType = nanqi_gps），未配置则使用默认值
+     */
+    private void getBaseInfo() {
+        SysDepartInterfaceInfoDo sysDepartInterfaceInfoDo = new SysDepartInterfaceInfoDo();
+        sysDepartInterfaceInfoDo.setInterfaceType(NanqiGpsConstant.INTERFACE_TYPE);
+        List<SysDepartInterfaceInfoPo> sysDepartInterfaceInfoPos = interfaceInfoApplicationService.queryList1(sysDepartInterfaceInfoDo);
+        if (sysDepartInterfaceInfoPos == null || sysDepartInterfaceInfoPos.isEmpty()) {
+            return;
+        }
+        for (SysDepartInterfaceInfoPo info : sysDepartInterfaceInfoPos) {
+            String key = info.getInterfaceTypeKey();
+            String value = info.getInterfaceTypeValue();
+            if ("userId".equals(key)) {
+                userId = value;
+            } else if ("password".equals(key)) {
+                password = value;
+            }
+        }
+    }
+
+    /**
+     * 登录获取 sessionId（若 Redis 已有有效 sessionId 则直接复用）
+     *
+     * @return sessionId
+     */
+    public String login() {
+        return getSessionId();
+    }
+
+    /**
+     * 获取有效 sessionId：优先从 Redis 取，取不到则调用登录接口重新获取
+     *
+     * @return sessionId
+     */
+    public String getSessionId() {
+        String cacheKey = NanqiGpsConstant.SESSION_ID_KEY;
+        String sessionId = redisService.getCacheObject(cacheKey);
+        if (sessionId != null && !sessionId.isEmpty()) {
+            return sessionId;
+        }
+        // 重新登录
+        getBaseInfo();
+        sessionId = doLogin(userId, password, NanqiGpsConstant.LOGIN_TYPE_USER);
+        if (sessionId != null && !sessionId.isEmpty()) {
+            redisService.setCacheObject(cacheKey, sessionId, NanqiGpsConstant.SESSION_ID_EXPIRE_SECONDS, TimeUnit.SECONDS);
+        }
+        return sessionId;
+    }
+
+    /**
+     * 手动刷新 sessionId（强制重新登录，忽略缓存）
+     *
+     * @return sessionId
+     */
+    public String refreshSessionId() {
+        redisService.deleteObject(NanqiGpsConstant.SESSION_ID_KEY);
+        return getSessionId();
+    }
+
+    /**
+     * 执行南岐登录接口
+     *
+     * @param loginUserId 登录账号
+     * @param loginPassword 登录密码（明文）
+     * @param loginType user-用户  car-车辆/人员
+     * @return sessionId
+     */
+    private String doLogin(String loginUserId, String loginPassword, String loginType) {
+        Map<String, String> params = new HashMap<>();
+        params.put("userId", loginUserId);
+        // 密码需要 MD5 32 位小写加密
+        String md5Pwd = DigestUtils.md5DigestAsHex(loginPassword.getBytes()).toLowerCase();
+        params.put("password", md5Pwd);
+        params.put("loginType", loginType == null ? NanqiGpsConstant.LOGIN_TYPE_USER : loginType);
+        params.put("loginWay", NanqiGpsConstant.DEFAULT_LOGIN_WAY);
+        params.put("loginLang", NanqiGpsConstant.DEFAULT_LOGIN_LANG);
+
+        String result = HttpClientUtil.doGet(NanqiGpsConstant.LOGIN_URL, params);
+        log.info("南岐GPS登录返回: {}", result);
+        JSONObject json = JSON.parseObject(result);
+        if (json == null) {
+            throw new ServiceException("南岐GPS登录接口无响应");
+        }
+        Integer rspCode = json.getInteger("rspCode");
+        if (rspCode == null || rspCode != 1) {
+            throw new ServiceException("南岐GPS登录失败：" + json.getString("rspDesc"));
+        }
+        return json.getString("sessionId");
+    }
+
+    /**
+     * 根据车牌号查询车辆实时定位
+     *
+     * @param carPlate 车牌号
+     * @return 车辆定位信息
+     */
+    public NanqiGpsLocationVO queryByPlate(String carPlate) {
+        if (carPlate == null || carPlate.trim().isEmpty()) {
+            throw new ServiceException("车牌号不能为空");
+        }
+        String sessionId = getSessionId();
+        if (sessionId == null || sessionId.isEmpty()) {
+            throw new ServiceException("获取南岐GPS sessionId失败");
+        }
+
+        Map<String, String> params = new HashMap<>();
+        params.put("carPlate", carPlate.trim());
+        params.put("sessionId", sessionId);
+
+        String result = HttpClientUtil.doGet(NanqiGpsConstant.GET_GPS_URL, params);
+        log.info("南岐GPS查询车辆[{}]返回: {}", carPlate, result);
+        JSONObject json = JSON.parseObject(result);
+        if (json == null) {
+            throw new ServiceException("南岐GPS查询接口无响应");
+        }
+        Integer rspCode = json.getInteger("rspCode");
+        if (rspCode == null || rspCode != 1) {
+            // 可能是 sessionId 失效，尝试刷新后重试一次
+            String newSessionId = refreshSessionId();
+            params.put("sessionId", newSessionId);
+            result = HttpClientUtil.doGet(NanqiGpsConstant.GET_GPS_URL, params);
+            json = JSON.parseObject(result);
+            if (json == null || !Integer.valueOf(1).equals(json.getInteger("rspCode"))) {
+                throw new ServiceException("南岐GPS查询失败：" + (json == null ? "" : json.getString("rspDesc")));
+            }
+        }
+
+        NanqiGpsLocationVO vo = new NanqiGpsLocationVO();
+        vo.setRspCode(json.getInteger("rspCode"));
+        vo.setRspDesc(json.getString("rspDesc"));
+
+        JSONArray list = json.getJSONArray("list");
+        if (list != null && !list.isEmpty()) {
+            JSONObject loc = list.getJSONObject(0);
+            vo.setCarId(loc.getString("carId"));
+            vo.setCarPlate(loc.getString("carPlate"));
+            vo.setCarName(loc.getString("carName"));
+            vo.setTeamId(loc.getString("teamId"));
+            vo.setTeamName(loc.getString("teamName"));
+            vo.setTime(loc.getString("time"));
+            vo.setLng(loc.getBigDecimal("lng"));
+            vo.setLat(loc.getBigDecimal("lat"));
+            vo.setSpeed(loc.getBigDecimal("speed"));
+            vo.setDrct(loc.getString("drct"));
+            vo.setMile(loc.getString("mile"));
+            vo.setPreMile(loc.getString("preMile"));
+            vo.setSatl(loc.getString("satl"));
+            vo.setSgn(loc.getString("sgn"));
+            vo.setAddr(loc.getString("addr"));
+            vo.setState(loc.getString("state"));
+            vo.setStateCn(loc.getString("stateCn"));
+            vo.setDrvName(loc.getString("drvName"));
+            vo.setDrvPhone(loc.getString("drvPhone"));
+            vo.setCarType(loc.getString("carType"));
+            vo.setExpState(loc.getString("expState"));
+            vo.setExpTime(loc.getString("expTime"));
+        }
+        return vo;
+    }
+}
diff --git a/mhd_thrid_party/src/main/java/com/linke/thirdParty/infrastructure/dict/NanqiGpsConstant.java b/mhd_thrid_party/src/main/java/com/linke/thirdParty/infrastructure/dict/NanqiGpsConstant.java
new file mode 100644
index 000000000..87d43c1c0
--- /dev/null
+++ b/mhd_thrid_party/src/main/java/com/linke/thirdParty/infrastructure/dict/NanqiGpsConstant.java
@@ -0,0 +1,64 @@
+package com.linke.thirdParty.infrastructure.dict;
+
+/**
+ * 南岐车联网GPS平台 接口常量
+ *
+ * @author mhd
+ */
+public class NanqiGpsConstant {
+
+    /**
+     * 三方接口配置表 interfaceType（对应 sys_depart_interface_info 表）
+     */
+    public static final String INTERFACE_TYPE = "nanqi_gps";
+
+    /**
+     * 登录接口地址（第一接口）
+     */
+    public static final String LOGIN_URL = "http://iov.yotugo.com/gps-web/api/login.jsp";
+
+    /**
+     * 车辆定位查询接口地址（第二接口）
+     */
+    public static final String GET_GPS_URL = "http://iov.yotugo.com/gps-web/api/get_gps_r_plate.jsp";
+
+    /**
+     * 登录账号（默认值，可被 sys_depart_interface_info 配置覆盖，key 为 userId）
+     */
+    public static final String DEFAULT_USER_ID = "zhnanqi";
+
+    /**
+     * 登录密码（默认值，明文，可被配置覆盖，key 为 password）
+     */
+    public static final String DEFAULT_PASSWORD = "nq123456";
+
+    /**
+     * 登录方式：默认 interface
+     */
+    public static final String DEFAULT_LOGIN_WAY = "interface";
+
+    /**
+     * 登录语言：默认中文
+     */
+    public static final String DEFAULT_LOGIN_LANG = "zh_CN";
+
+    /**
+     * 登录类型：car 表示按车辆/人员登录
+     */
+    public static final String LOGIN_TYPE_CAR = "car";
+
+    /**
+     * 登录类型：user 表示按用户登录
+     */
+    public static final String LOGIN_TYPE_USER = "user";
+
+    /**
+     * sessionId 缓存 key 前缀
+     */
+    public static final String SESSION_ID_KEY = "nanqi_gps:sessionId:";
+
+    /**
+     * sessionId 缓存时长（秒），默认 12 小时
+     */
+    public static final long SESSION_ID_EXPIRE_SECONDS = 12 * 60 * 60L;
+}
diff --git a/mhd_thrid_party/src/main/java/com/linke/thirdParty/interfaces/dto/gps/NanqiGpsLoginDTO.java b/mhd_thrid_party/src/main/java/com/linke/thirdParty/interfaces/dto/gps/NanqiGpsLoginDTO.java
new file mode 100644
index 000000000..86bc94718
--- /dev/null
+++ b/mhd_thrid_party/src/main/java/com/linke/thirdParty/interfaces/dto/gps/NanqiGpsLoginDTO.java
@@ -0,0 +1,28 @@
+package com.linke.thirdParty.interfaces.dto.gps;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+import java.io.Serializable;
+
+/**
+ * 南岐GPS 登录入参
+ *
+ * @author mhd
+ */
+@Data
+@ApiModel("南岐GPS 登录入参")
+public class NanqiGpsLoginDTO implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @ApiModelProperty(value = "登录用户/车牌号（loginType=user填用户ID，loginType=car填车牌号），为空时使用平台配置的账号", required = false)
+    private String userId;
+
+    @ApiModelProperty(value = "登录密码（明文，内部会MD5小写加密），为空时使用平台配置的密码", required = false)
+    private String password;
+
+    @ApiModelProperty(value = "登录类型：user-用户  car-车辆/人员，默认car", required = false)
+    private String loginType;
+}
diff --git a/mhd_thrid_party/src/main/java/com/linke/thirdParty/interfaces/facade/NanqiGpsApi.java b/mhd_thrid_party/src/main/java/com/linke/thirdParty/interfaces/facade/NanqiGpsApi.java
new file mode 100644
index 000000000..68a05de21
--- /dev/null
+++ b/mhd_thrid_party/src/main/java/com/linke/thirdParty/interfaces/facade/NanqiGpsApi.java
@@ -0,0 +1,80 @@
+package com.linke.thirdParty.interfaces.facade;
+
+import com.linke.thirdParty.application.server.NanqiGpsApplicationService;
+import com.linke.thirdParty.interfaces.vo.gps.NanqiGpsLocationVO;
+import com.mhd.common.core.exception.ServiceException;
+import com.mhd.common.core.web.domain.AjaxResult;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+/**
+ * 南岐车联网GPS平台 接口
+ *
+ * @author mhd
+ */
+@RestController
+@RequestMapping("/nanqiGps")
+@Api(tags = "南岐车联网GPS")
+@Slf4j
+public class NanqiGpsApi {
+
+    @Autowired
+    private NanqiGpsApplicationService nanqiGpsApplicationService;
+
+    /**
+     * 登录获取 sessionId
+     */
+    @ApiOperation(value = "登录获取sessionId", notes = "登录获取南岐GPS平台sessionId（Redis缓存复用）")
+    @GetMapping(value = "/login")
+    public AjaxResult login() {
+        try {
+            String sessionId = nanqiGpsApplicationService.login();
+            return AjaxResult.success("操作成功", sessionId);
+        } catch (ServiceException e) {
+            return AjaxResult.error(500, e.getMessage());
+        } catch (Exception e) {
+            log.error("南岐GPS登录失败", e);
+            return AjaxResult.error(500, "操作失败" + e.getMessage());
+        }
+    }
+
+    /**
+     * 手动刷新 sessionId
+     */
+    @ApiOperation(value = "手动刷新sessionId", notes = "强制重新登录南岐GPS平台，忽略缓存")
+    @GetMapping(value = "/refreshSessionId")
+    public AjaxResult refreshSessionId() {
+        try {
+            String sessionId = nanqiGpsApplicationService.refreshSessionId();
+            return AjaxResult.success("操作成功", sessionId);
+        } catch (ServiceException e) {
+            return AjaxResult.error(500, e.getMessage());
+        } catch (Exception e) {
+            log.error("南岐GPS刷新sessionId失败", e);
+            return AjaxResult.error(500, "操作失败" + e.getMessage());
+        }
+    }
+
+    /**
+     * 根据车牌号查询车辆实时定位
+     */
+    @ApiOperation(value = "根据车牌号查询车辆实时定位", notes = "通过车牌号查询南岐GPS车辆实时定位")
+    @GetMapping(value = "/queryByPlate")
+    public AjaxResult queryByPlate(@RequestParam(value = "carPlate") String carPlate) {
+        try {
+            NanqiGpsLocationVO vo = nanqiGpsApplicationService.queryByPlate(carPlate);
+            return AjaxResult.success("操作成功", vo);
+        } catch (ServiceException e) {
+            return AjaxResult.error(500, e.getMessage());
+        } catch (Exception e) {
+            log.error("南岐GPS查询车辆[{}]定位失败", carPlate, e);
+            return AjaxResult.error(500, "操作失败" + e.getMessage());
+        }
+    }
+}
diff --git a/mhd_thrid_party/src/main/java/com/linke/thirdParty/interfaces/vo/gps/NanqiGpsLocationVO.java b/mhd_thrid_party/src/main/java/com/linke/thirdParty/interfaces/vo/gps/NanqiGpsLocationVO.java
new file mode 100644
index 000000000..2dec12d35
--- /dev/null
+++ b/mhd_thrid_party/src/main/java/com/linke/thirdParty/interfaces/vo/gps/NanqiGpsLocationVO.java
@@ -0,0 +1,92 @@
+package com.linke.thirdParty.interfaces.vo.gps;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+import java.io.Serializable;
+import java.math.BigDecimal;
+
+/**
+ * 南岐GPS 车辆定位信息 VO（对应文档 表1 常用字段）
+ *
+ * @author mhd
+ */
+@Data
+@ApiModel("南岐GPS 车辆定位信息")
+public class NanqiGpsLocationVO implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @ApiModelProperty("应答结果：1成功 0失败")
+    private Integer rspCode;
+
+    @ApiModelProperty("应答描述")
+    private String rspDesc;
+
+    @ApiModelProperty("车辆id")
+    private String carId;
+
+    @ApiModelProperty("车牌号")
+    private String carPlate;
+
+    @ApiModelProperty("车辆名")
+    private String carName;
+
+    @ApiModelProperty("车队id")
+    private String teamId;
+
+    @ApiModelProperty("车队名称")
+    private String teamName;
+
+    @ApiModelProperty("定位时间")
+    private String time;
+
+    @ApiModelProperty("经度（WGS84）")
+    private BigDecimal lng;
+
+    @ApiModelProperty("纬度（WGS84）")
+    private BigDecimal lat;
+
+    @ApiModelProperty("速度（千米/小时）")
+    private BigDecimal speed;
+
+    @ApiModelProperty("方向 0~360")
+    private String drct;
+
+    @ApiModelProperty("平台总里程（千米）")
+    private String mile;
+
+    @ApiModelProperty("今日里程（千米）")
+    private String preMile;
+
+    @ApiModelProperty("定位信号：0无 弱<=3 中<=6 强>6")
+    private String satl;
+
+    @ApiModelProperty("通讯信号：0无 弱<=10 中<=20 强>20")
+    private String sgn;
+
+    @ApiModelProperty("地理描述")
+    private String addr;
+
+    @ApiModelProperty("车辆定位状态")
+    private String state;
+
+    @ApiModelProperty("车辆状态文字")
+    private String stateCn;
+
+    @ApiModelProperty("驾驶员")
+    private String drvName;
+
+    @ApiModelProperty("驾驶员电话")
+    private String drvPhone;
+
+    @ApiModelProperty("车辆类型")
+    private String carType;
+
+    @ApiModelProperty("服务到期状态：1已到期 0未到期")
+    private String expState;
+
+    @ApiModelProperty("服务期限")
+    private String expTime;
+}