diff --git a/mall-oms/oms-boot/src/main/java/com/youlai/mall/oms/service/admin/OmsOrderService.java b/mall-oms/oms-boot/src/main/java/com/youlai/mall/oms/service/admin/OmsOrderService.java
new file mode 100644
index 000000000..a63eba794
--- /dev/null
+++ b/mall-oms/oms-boot/src/main/java/com/youlai/mall/oms/service/admin/OmsOrderService.java
@@ -0,0 +1,36 @@
+package com.youlai.mall.oms.service.admin;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.youlai.mall.oms.dto.SeataOrderDTO;
+import com.youlai.mall.oms.pojo.entity.OmsOrder;
+import com.youlai.mall.oms.pojo.query.OrderPageQuery;
+
+/**
+ * 「管理端」订单业务接口
+ *
+ * @author haoxr
+ * @date 2020/12/30
+ */
+public interface OmsOrderService extends IService<OmsOrder> {
+    /**
+     * 订单分页列表
+     *
+     * @param queryParams
+     * @return
+     */
+    IPage<OmsOrder> listOrderPages(OrderPageQuery queryParams);
+
+
+    /**
+     * 「实验室」订单支付
+     * <p>
+     * 非商城业务
+     *
+     * @param orderDTO
+     * @return
+     */
+    Boolean payOrder(Long orderId, SeataOrderDTO orderDTO);
+
+}
+
diff --git a/mall-oms/oms-boot/src/main/java/com/youlai/mall/oms/service/admin/impl/OmsOrderServiceImpl.java b/mall-oms/oms-boot/src/main/java/com/youlai/mall/oms/service/admin/impl/OmsOrderServiceImpl.java
new file mode 100644
index 000000000..d6c2e1277
--- /dev/null
+++ b/mall-oms/oms-boot/src/main/java/com/youlai/mall/oms/service/admin/impl/OmsOrderServiceImpl.java
@@ -0,0 +1,83 @@
+package com.youlai.mall.oms.service.admin.impl;
+
+import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.youlai.common.redis.BusinessSnGenerator;
+import com.youlai.mall.oms.common.enums.OrderStatusEnum;
+import com.youlai.mall.oms.dto.SeataOrderDTO;
+import com.youlai.mall.oms.mapper.OrderMapper;
+import com.youlai.mall.oms.pojo.entity.OmsOrder;
+import com.youlai.mall.oms.pojo.query.OrderPageQuery;
+import com.youlai.mall.oms.service.admin.OmsOrderService;
+import com.youlai.mall.ums.api.MemberFeignClient;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+/**
+ * 「管理端」订单业务实现类
+ *
+ * @author haoxr
+ * @date 2022/2/12
+ */
+@Service
+@RequiredArgsConstructor
+@Slf4j
+public class OmsOrderServiceImpl extends ServiceImpl<OrderMapper, OmsOrder> implements OmsOrderService {
+
+    private final MemberFeignClient memberFeignClient;
+    private final BusinessSnGenerator businessSnGenerator;
+
+    /**
+     * 订单分页列表
+     *
+     * @param queryParams
+     * @return
+     */
+    @Override
+    public IPage<OmsOrder> listOrderPages(OrderPageQuery queryParams) {
+        Page<OmsOrder> page = new Page<>(queryParams.getPageNum(), queryParams.getPageSize());
+        List<OmsOrder> list = this.baseMapper.listOrderPages(page, queryParams);
+        page.setRecords(list);
+        return page;
+    }
+
+
+    /**
+     * 「实验室」订单支付
+     *
+     * @param orderDTO
+     * @return
+     */
+    @Override
+    public Boolean payOrder(Long orderId, SeataOrderDTO orderDTO) {
+
+        Long memberId = orderDTO.getMemberId();
+        Long amount = orderDTO.getAmount();
+
+        // 扣减账户余额
+        memberFeignClient.deductBalance(memberId, amount);
+
+        // 是否开启异常
+        Boolean openEx = orderDTO.getOpenEx();
+        if (openEx) {
+            int i = 1 / 0;
+        }
+
+        // 修改订单【已支付】
+        String orderSn = businessSnGenerator.generateSerialNo("ORDER");
+
+        boolean result = this.update(new LambdaUpdateWrapper<OmsOrder>()
+                .eq(OmsOrder::getId, orderId)
+                .set(OmsOrder::getOrderSn, orderSn)
+                .set(OmsOrder::getStatus, OrderStatusEnum.PAID.getValue())
+        );
+
+        return result;
+    }
+
+}