Hong Kong Unit King (GZ Zhongyi) Electronics Co., Ltd. is a professional battery manufacturer with the headquarter in Hong Kong and a manufactory base located in Guangzhou. Established in 1999, we are principally engaged in the research and development of an extensive range of high technology contained batteries for high drain applications. Our products cover digital and cyber related products batteries, telecommunication products batteries, consumer and industrial use batteries and their related chargers. Hong Kong Unit King (GZ Zhongyi) Electronics Co., Ltd. is a professional battery manufacturer with the headquarter in Hong Kong and a manufactory base located in Guangzhou. Established in 1999, we are principally engaged in the research and development of an extensive range of high technology contained batteries for high drain applications. Our products cover digital and cyber related products batteries, telecommunication products batteries, consumer and industrial use batteries and their related chargers.