该系列产品为保定长城汽车有限公司长城皮卡K1车型配套。主控开关作为主节点，其它三个电动窗开关作为从节点，采用LIN（Local Interconnect Network）总线互联各节点，简化汽车线束，从而降低连接成本并提高系统可靠性。

　　There products are supplied to Great Wall Pick K1 of Baoding Great Wall, the main control switch is as the active node, the other three power window switch as the driven nodes, interconnecting every node by means of LIN (local Interconnect Network), predigesting the wiring harness of the automobile, reducing the cost of connection and improving the reliability of the system.