diff --git a/sec-api/src/main/java/com/imdroid/secapi/dto/GnssDevice.java b/sec-api/src/main/java/com/imdroid/secapi/dto/GnssDevice.java
index 1aa5fcdc..6d126f63 100644
--- a/sec-api/src/main/java/com/imdroid/secapi/dto/GnssDevice.java
+++ b/sec-api/src/main/java/com/imdroid/secapi/dto/GnssDevice.java
@@ -65,5 +65,8 @@ public class GnssDevice {
 
     // 日志记录控制
     private Short loggingmode;
+
     private String remark;
+    private String iccid;
+
 }
diff --git a/sec-api/src/main/java/com/imdroid/secapi/dto/SimCard.java b/sec-api/src/main/java/com/imdroid/secapi/dto/SimCard.java
new file mode 100644
index 00000000..b5f2d3d7
--- /dev/null
+++ b/sec-api/src/main/java/com/imdroid/secapi/dto/SimCard.java
@@ -0,0 +1,51 @@
+package com.imdroid.secapi.dto;
+
+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 lombok.Data;
+import java.math.BigDecimal;
+import java.util.Date;
+
+@Data
+@TableName(value = "simcards")
+public class SimCard {
+    public static final int STATUS_UNKNOWN = -1;    // 未知
+    public static final int STATUS_WAIT_ACTIVE = 1; // 待激活
+    public static final int STATUS_ACTIVATED = 2;   // 已激活
+    public static final int STATUS_SUSPENDED = 3;   // 停机
+    public static final int STATUS_CANCELLED = 4;   // 注销
+    public static final int STATUS_IN_STOCK = 5;    // 库存
+    public static final int STATUS_TESTABLE = 6;    // 可测试
+    public static final int STATUS_INVALID = 7;     // 失效
+    public static final int STATUS_NOT_EXIST = 99;  // 号码不存在
+
+    @TableId(type = IdType.AUTO)
+    @ExcelProperty("ID")
+    private Integer id;
+
+    @ExcelProperty("更新时间")
+    private Date updatetime;
+
+    @ExcelProperty("ICCID")
+    private String iccid;
+
+    @ExcelProperty("物联卡号码")
+    private String msisdn;
+
+    @ExcelProperty("设备ID")
+    private String deviceid;
+
+    @ExcelProperty("状态")
+    private Integer status;
+
+    @ExcelProperty("剩余流量(MB)")
+    private BigDecimal remaining;
+
+    @ExcelProperty("总流量(MB)")
+    private BigDecimal total;
+
+    @ExcelProperty("已用流量(MB)")
+    private BigDecimal used;
+}
\ No newline at end of file
diff --git a/sec-api/src/main/java/com/imdroid/secapi/dto/SimCardsMapper.java b/sec-api/src/main/java/com/imdroid/secapi/dto/SimCardsMapper.java
new file mode 100644
index 00000000..d38444cf
--- /dev/null
+++ b/sec-api/src/main/java/com/imdroid/secapi/dto/SimCardsMapper.java
@@ -0,0 +1,39 @@
+package com.imdroid.secapi.dto;
+
+import com.github.yulichang.base.MPJBaseMapper;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
+import org.apache.ibatis.annotations.Update;
+
+public interface SimCardsMapper extends MPJBaseMapper<SimCard>{
+    @Select({"select * from simcards where deviceid = #{deviceId} limit 1"})
+    SimCard queryByDeviceId(String deviceId);
+
+    @Select("select * from simcards where iccid = #{iccid} limit 1")
+    SimCard queryByIccid(String iccid);
+
+    @Update("UPDATE simcards SET " +
+            "updatetime = #{updatetime}, " +
+            "msisdn = #{msisdn}, " +
+            "status = #{status}, " +
+            "remaining = #{remaining}, " +
+            "total = #{total}, " +
+            "used = #{used} " +
+            "WHERE deviceid = #{deviceid}")
+    int updateSimCardInfo(SimCard simCard);
+
+    @Update("UPDATE simcards SET " +
+            "updatetime = #{updatetime}, " +
+            "remaining = #{remaining}, " +
+            "total = #{total}, " +
+            "used = #{used} " +
+            "WHERE deviceid = #{deviceid}")
+    int updateFlowInfo(SimCard simCard);
+
+    @Update("UPDATE simcards SET " +
+            "updatetime = #{updatetime}, " +
+            "status = #{status} " +
+            "WHERE deviceid = #{deviceid}")
+    int updateStatus(SimCard simCard);
+}
+
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 a1e80fe3..4f3e86de 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
@@ -1,10 +1,12 @@
 package com.imdroid.sideslope.sal;
 
+import com.alibaba.excel.annotation.ExcelProperty;
 import com.imdroid.secapi.dto.GnssDevice;
 import com.imdroid.sideslope.bd.Gga;
 import com.imdroid.sideslope.bd.UBXUtil;
 import lombok.Data;
 
+import java.math.BigDecimal;
 import java.time.LocalDateTime;
 
 /**
@@ -66,6 +68,11 @@ public class Device {
     Double iPosn;
     Double iPosd;
 
+    String iccid;
+    private BigDecimal remaining;
+    private BigDecimal total;
+    private BigDecimal used;
+
     LocalDateTime lastRxTime;
     LocalDateTime lastD3f2Time;
     short noFixedAndFloatResult=0;