diff --git a/README.md b/README.md
index f68031d..2304353 100644
--- a/README.md
+++ b/README.md
@@ -58,6 +58,9 @@ $response = $w->createProductOrder([
     'owner'          => 'ykxiao'
 ]);
 
+// 获取加工单
+$response = $w->getProductOrder(1);
+
 // 更新加工工单
 $response = $w->updateProductOrder([
     'id'             => 1,