Founded in 2005, located in Hangzhou, covered an area of 35000 square meters with beautiful surroundings, ZHENGDA is the biggest manufacturer in Hangzhou city Zhejiang Province specializing in nitrogen generator, oxygen generator, air compressor, dryer machine., etc.

Our products are usually used on industrial, chemical, car tyres, food, pharmaceutical, SMT, heat treatment, metal deep processing, float glass, coal mine and so on. In the past years, we cooperated with many clients in domestic and overseas. For example, CNOOC(China National Offshore Oil Corporation), CASC(China Aerospace Science and Technology Corporation), Sinopec Group, CNPC(China Petroleum), MCC, CHALCO, CARLSBERG., etc.

We pay attention to quality and understanding of performance. We can turn brilliant ideas into outstanding products and always achieve the expectation you want with the performance you need.