diff --git a/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/demo/Try/service/IPurchaseOrderConfirmationService.java b/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/demo/Try/service/IPurchaseOrderConfirmationService.java
new file mode 100644
index 0000000..d47f3b3
--- /dev/null
+++ b/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/demo/Try/service/IPurchaseOrderConfirmationService.java
@@ -0,0 +1,18 @@
+package org.jeecg.modules.demo.Try.service;
+
+import org.jeecg.modules.demo.Try.entity.PurchaseOrderConfirmation;
+import com.baomidou.mybatisplus.extension.service.IService;
+import org.jeecg.modules.demo.Try.entity.PurchaseRequest;
+
+/**
+ * @Description: 采购订单确认
+ * @Author: jeecg-boot
+ * @Date: 2023-08-13
+ * @Version: V1.0
+ */
+public interface IPurchaseOrderConfirmationService extends IService<PurchaseOrderConfirmation> {
+    PurchaseOrderConfirmation queryByRequireNo(PurchaseOrderConfirmation queryByRequireNo);
+
+    PurchaseOrderConfirmation queryByRequireNo(String queryByRequireNo);
+
+}