diff --git a/sec-api/src/main/java/com/imdroid/secapi/dto/GnssSingleData.java b/sec-api/src/main/java/com/imdroid/secapi/dto/GnssSingleData.java
new file mode 100644
index 00000000..b79891f6
--- /dev/null
+++ b/sec-api/src/main/java/com/imdroid/secapi/dto/GnssSingleData.java
@@ -0,0 +1,44 @@
+package com.imdroid.secapi.dto;
+
+import com.alibaba.excel.annotation.ExcelIgnore;
+import com.alibaba.excel.annotation.ExcelProperty;
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+
+import java.time.LocalDateTime;
+import lombok.Data;
+
+@Data
+@TableName(value = "gnssdevicesinglerecords")
+public class GnssSingleData {
+    public static final short MODEL_G505 = 0; //F9P
+    public static final short MODEL_G510 = 1; //博通
+
+
+    @TableId(value = "id", type = IdType.AUTO)
+    @ExcelIgnore
+    Long id;
+    @ExcelProperty("设备编号")
+    String deviceid;
+
+    @ExcelProperty("记录时间")
+    LocalDateTime createtime;
+
+    // 博通的 GGA 经纬度数据
+    // F9P 的私有格式 B562 的 ECEF 数据
+    @ExcelProperty("型号")
+    Short model;
+
+    @ExcelProperty("东")
+    double x;   // GGA时是 latitude, ECEF时是 x
+    @ExcelProperty("北")
+    double y;   // GGA时是 longitude, ECEF时是 y
+    @ExcelProperty("天")
+    double z;   // GGA时是 altitude, ECEF时是 z
+
+    // GGA 时 GPS状态，0初始化，1单点定位，2码差分，3无效PPS，4固定解，5浮点解，6正在估算7，人工输入固定值，8模拟模式，9WAAS差分
+    // ECEF 时 0无B562,1 浮点解,2 固定解
+    @ExcelProperty("状态")
+    int status;
+}
diff --git a/sec-api/src/main/java/com/imdroid/secapi/dto/GnssSingleDataMapper.java b/sec-api/src/main/java/com/imdroid/secapi/dto/GnssSingleDataMapper.java
new file mode 100644
index 00000000..c4576b80
--- /dev/null
+++ b/sec-api/src/main/java/com/imdroid/secapi/dto/GnssSingleDataMapper.java
@@ -0,0 +1,14 @@
+package com.imdroid.secapi.dto;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.github.yulichang.base.MPJBaseMapper;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+
+import java.util.List;
+@Mapper
+public interface GnssSingleDataMapper extends MPJBaseMapper<GnssSingleData> {
+    Page<GnssSingleData> queryByDeviceId(@Param("page") IPage page, @Param("deviceId") String deviceId,
+                                       @Param("beginTime") String beginTime, @Param("endTime") String endTime, @Param("count") Integer count);
+}
diff --git a/sec-api/src/main/resources/mapper/GnssSingleDataMapper.xml b/sec-api/src/main/resources/mapper/GnssSingleDataMapper.xml
new file mode 100644
index 00000000..d80fbdaf
--- /dev/null
+++ b/sec-api/src/main/resources/mapper/GnssSingleDataMapper.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.imdroid.secapi.dto.GnssSingleDataMapper">
+
+    <select id="queryByDeviceId" resultType="com.imdroid.secapi.dto.GnssSingleData">
+        select c.* from (select @n:=@n+1 as n, a.* from (select * from gnssdevicesinglerecords
+        <where>
+            deviceid = #{deviceId}
+            <if test="beginTime != null and beginTime != ''">
+                and createtime &gt;= #{beginTime}
+            </if>
+            <if test="endTime != null and endTime != ''">
+                and createtime &lt;= #{endTime}
+            </if>
+        </where>
+        order by createtime desc)a,(select @n:=0)b)c where c.n%#{count}=1
+    </select>
+</mapper>
diff --git a/sec-beidou-rtcm/src/main/java/com/imdroid/sideslope/sal/Device.java b/sec-beidou-rtcm/src/main/java/com/imdroid/sideslope/sal/Device.java
index b17f6c9f..dcf52a90 100644
--- a/sec-beidou-rtcm/src/main/java/com/imdroid/sideslope/sal/Device.java
+++ b/sec-beidou-rtcm/src/main/java/com/imdroid/sideslope/sal/Device.java
@@ -35,6 +35,7 @@ public class Device {
     private String fwdId;
 
     private Integer deviceType;
+    private Short model;
 
     private Integer calcGroupId;
     private Short opMode;