Since its inception, has become China's water meter industry and energy-saving drinking fountains leading enterprises, its companies: Guangzhou Katherine-meter instrument Manufacturing Co., Ltd. and Guangzhou City Katherine-based drinking water equipment Technology Co., Ltd., Guangzhou City, Katherine-based instrumentation equipment Manufacturing Co., Specializing in the production of IC card water control, smart meters, civilian water meters, rotor-type water meters, IC card energy-saving drinking fountains, commercial drinking fountains, water and other products. The existing office, research area of over 1,000 square meters, factory building covers an area of over 6,000 square meters