Summary: This position serves as a window for the corresponding customer to complete the related business, Coordinate with relevant departments to complete customer needs, verify sales performance, and deal with customer complaints, etc. 该职位作为对应客户的窗口，完成部门分配的相关业务。协调各相关部门完成客户的需求，核实销售业绩，管理回款，处理客户的抱怨等; Responsibilities: ·