CHINA Fangzheng Valve Manufacturing Co., Ltd. (FZV), established in 1984, integrates the design ,production,examination,sales into a body in the field of valve industry. FZV Valve is of high and new technique business enterprise which covers an area of 38,000 square meters.FZV Valve has more than 400 sets of excellent and modernizing machines for processing valves and heat treatment equipment. FZV Valve also possess the test lab with various of examination equipment for material chemical composition analysis, physical property and non-destruc..