diff --git a/docs/admin-openapi.yaml b/docs/admin-openapi.yaml
index 1f28db8..a699fb9 100644
--- a/docs/admin-openapi.yaml
+++ b/docs/admin-openapi.yaml
@@ -7901,6 +7901,9 @@ components:
                 enable_polling:
                     description: 是否参与轮询
                     type: boolean
+                gateway_card_imei:
+                    description: 插拔卡业务 IMEI（由 Gateway 卡状态接口同步，非设备自身 IMEI，无业务含义，仅供查看）
+                    type: string
                 gateway_extend:
                     description: Gateway 卡状态扩展字段，原样返回上游 extend，用于展示运营商侧实际停机原因
                     type: string
diff --git a/internal/model/dto/asset_dto.go b/internal/model/dto/asset_dto.go
index d9b1218..4048403 100644
--- a/internal/model/dto/asset_dto.go
+++ b/internal/model/dto/asset_dto.go
@@ -65,8 +65,9 @@ type AssetResolveResponse struct {
 	CardCategory  string `json:"card_category,omitempty" description:"卡业务类型"`
 	Supplier      string `json:"supplier,omitempty" description:"供应商"`
 	EnablePolling bool   `json:"enable_polling" description:"是否参与轮询"`
-	NetworkStatus int    `json:"network_status" description:"网络状态：0停机 1开机（asset_type=card时有效）"`
-	GatewayExtend string `json:"gateway_extend" description:"Gateway 卡状态扩展字段，原样返回上游 extend，用于展示运营商侧实际停机原因"`
+	NetworkStatus   int    `json:"network_status" description:"网络状态：0停机 1开机（asset_type=card时有效）"`
+	GatewayExtend   string `json:"gateway_extend" description:"Gateway 卡状态扩展字段，原样返回上游 extend，用于展示运营商侧实际停机原因"`
+	GatewayCardIMEI string `json:"gateway_card_imei" description:"插拔卡业务 IMEI（由 Gateway 卡状态接口同步，非设备自身 IMEI，无业务含义，仅供查看）"`
 }
 
 // BoundCardInfo 设备绑定的卡信息
@@ -96,6 +97,7 @@ type AssetRealtimeStatusResponse struct {
 	AssetID               uint               `json:"asset_id" description:"资产ID"`
 	NetworkStatus         int                `json:"network_status" description:"网络状态（asset_type=card时有效）：0停机 1开机"`
 	GatewayExtend         string             `json:"gateway_extend" description:"Gateway 卡状态扩展字段，原样返回上游 extend，用于展示运营商侧实际停机原因"`
+	GatewayCardIMEI       string             `json:"gateway_card_imei" description:"插拔卡业务 IMEI（由 Gateway 卡状态接口同步，非设备自身 IMEI，无业务含义，仅供查看）"`
 	RealNameStatus        int                `json:"real_name_status" description:"实名状态（asset_type=card时有效）：0未实名 1已实名"`
 	RealnamePolicy        string             `json:"realname_policy,omitempty" description:"实名认证策略 (none:无需实名, before_order:先实名后充值/购买, after_order:先充值/购买后实名)"`
 	CurrentMonthUsageMB   float64            `json:"current_month_usage_mb,omitempty" description:"系统自然月累计流量(MB，asset_type=card时有效，不等于运营商周期口径)"`
diff --git a/internal/service/asset/service.go b/internal/service/asset/service.go
index d5cd1d8..51aa13f 100644
--- a/internal/service/asset/service.go
+++ b/internal/service/asset/service.go
@@ -268,6 +268,7 @@ func (s *Service) buildCardResolveResponse(ctx context.Context, card *model.IotC
 		RealnamePolicy:       card.RealnamePolicy,
 		NetworkStatus:        card.NetworkStatus,
 		GatewayExtend:        card.GatewayExtend,
+		GatewayCardIMEI:      card.GatewayCardIMEI,
 		ICCID:                card.ICCID,
 		CarrierID:            card.CarrierID,
 		CarrierType:          card.CarrierType,
@@ -368,6 +369,7 @@ func (s *Service) GetRealtimeStatus(ctx context.Context, assetType string, id ui
 		}
 		resp.NetworkStatus = card.NetworkStatus
 		resp.GatewayExtend = card.GatewayExtend
+		resp.GatewayCardIMEI = card.GatewayCardIMEI
 		resp.RealNameStatus = card.RealNameStatus
 		resp.CurrentMonthUsageMB = card.CurrentMonthUsageMB
 		resp.LastGatewayReadingMB = card.LastGatewayReadingMB