diff --git a/erp/purchase.go b/erp/purchase.go
index 38cba78..f5918b7 100644
--- a/erp/purchase.go
+++ b/erp/purchase.go
@@ -237,22 +237,22 @@ func (p *purchase) CancelAudit(ctx context.Context, purchaseId int64) (err error
 	return
 }
 
-type ArgsPurchaseBatch struct {
+type ArgsPurchaseFactoryBatch struct {
 	PurchaseId int64 // 采购合同id
 	FactoryId  int64 // 采购工厂id
 }
-type PurchaseBatchItem struct {
+type PurchaseFactoryBatchItem struct {
 	PurchaseId int64 `json:"purchaseId"`
 	BatchNo    int64 `json:"batchNo"`
 	HasEdit    bool  `json:"hasEdit"`
 }
 
-// Batch @TITLE 批次数据
-func (p *purchase) Batch(ctx context.Context, args ArgsPurchaseBatch) (reply []PurchaseBatchItem, err error) {
+// FactoryBatch @TITLE 工厂批次数据
+func (p *purchase) FactoryBatch(ctx context.Context, args ArgsPurchaseFactoryBatch) (reply []PurchaseFactoryBatchItem, err error) {
 	xClient, err := client.GetClient(p)
 	if err != nil {
 		return
 	}
-	err = xClient.Call(ctx, "Batch", args, &reply)
+	err = xClient.Call(ctx, "FactoryBatch", args, &reply)
 	return
 }