Recently, the Qinhuangdao Economic and Technological Development Zone Qinhuangdao Fulian Electronics Co., Ltd., workers are stepping up production. Qinhuangdao Fulian Jing Electronics Co., Ltd. and Huawei, Hitachi, BYD and other companies to carry out in-depth cooperation, specializing in the production of semiconductor cooling devices and refrigeration Movement, products are mainly used in the field of precision control of communications, automobiles, medical care, etc., exported to Japan, South Korea and other countries and regions.