diff --git a/conf/config.go b/conf/config.go
index df277d1..562772f 100644
--- a/conf/config.go
+++ b/conf/config.go
@@ -53,7 +53,19 @@ type EnvConfig struct {
 	CallOffPlcWrite string `yaml:"calloffplcwrite"`
 	CallOffPlcWriteLen int `yaml:"calloffplcwritelen"`
 	CallOffPlcWriteSign string `yaml:"calloffplcwritesign"`
-	
+	// 南沙 座椅返修
+	RepairPlcAddress  string `yaml:"repairplcaddress"`
+	RepairPlcType     string `yaml:"repairplctype"`
+	RepairPlcReadSign string `yaml:"repairplcreadsign"`
+	RepairPlcWrite string `yaml:"repairplcwrite"`
+	RepairPlcWriteLen int `yaml:"repairplcwritelen"`
+	// 南沙 座椅数据回写
+	BackFlushPlcAddress  string `yaml:"backflushaddress"`
+	BackFlushPlcType     string `yaml:"backflushplctype"`
+	BackFlushPlcReadSign string `yaml:"backflushreadsign"`
+	BackFlushPlcWriteSign string `yaml:"backflushwritesign"`
+	BackFlushPlcReadData string `yaml:"backflushreaddata"`
+	BackFlushPlcReadLen int `yaml:"backflushreadlen"`
 }
 
 //read yaml config
diff --git a/conf/config.yaml b/conf/config.yaml
index 240d6f1..e032706 100644
--- a/conf/config.yaml
+++ b/conf/config.yaml
@@ -55,3 +55,18 @@ calloffplcreadsign: DB2.54.2
 calloffplcwrite: DB2.56
 calloffplcwritelen: 50
 calloffplcwritesign: DB2.54.0
+# 南沙座椅返修PLC配置
+repairplcaddress: 10.207.0.3
+repairplctype: S1500
+repairplcreadsign: DB2.54.2
+repairplcwrite: DB2.56
+repairplcwritelen: 50
+# 南沙座椅数据回写
+backflushplctype: S1500
+backflushaddress: 10.207.0.3
+backflushreadsign: DB2.54.2
+backflushreaddata:  DB2.54.2
+backflushwritesign: DB2.54.2
+backflushreadlen:  50
+
+