Derived from Samsung, Yantai Patelun Electronic Co Ltd was set up in the Mouping Economic Development Area, Yantai, in 2003. After 25 rounds of investments, the registered capital of the company rose from $2.3 million to $84.2 million with total investment of $160 million. Its 1,800 staff members work mainly in the development of high-tech cellphone parts such as GPS antennas, camera modules and fingerprint sensors. Their major customers are Samsung, LG, Huawei and ZTE.