About Double-An
Zhejiang Shuangan Instrument Technology Co.,Ltd. is a comprehensive company specializing in the research and development, production and sales of medium and high-grade pressure gauges and thermometers. The company is located in the coast of the East China Sea, the valve capital of China, the procurement base of plumbing valves - Zhejiang Yuhuan. The main equipment is independently developed, the performance is superior, the degree of automation is high, and the advanced technology and management mechanism of foreign pressure gauge factories are introduced, and the production capacity has reached the advanced level of the same industry.
