Guangzhou Liancheng technology Co.,Ltd had been established August, 2002, is develops step first the peak Shengzhen Toubu Xianfeng technology Co.,Ltd and Guangzhou Jinxin software Co.,Ltd by ,American ESS Corporation provides the technical cooperation, the collection scientific research development, the production manufacture, the marketing service are a body modern high tech stock-company type enterprise, the main camp product has HID (xenon lamp), the vehicle carries MP4, the halogen lamp, the miniature sound,and so on the vehicle uses the electronic products.