Zhejiang Zhengda Air Separation Equipment Co., Ltd. is located beside Fuchun River with beautiful scenery, and has a registered capital of 32 million yuan. Established in 2005, the company has two plants respectively situated in Gaoqiao Industrial Area and Changkou Economic & Technological Development Zone, and covers a total area of about 40,000 m2. Through persistent efforts, Zhengda has focused on the technical frontier of air separation equipment, and played a leading role in the pressure swing adsorption (PSA) & compressed air purification industry. In the recent ten years, Zhengda always follows the enterprise concept of "honesty & kindness and trustworthiness. sincere development to achieve the great ambitions". In the process of expansion, it continuously rectifies the honest principle and moral value of the enterprise, and strengthens the development base of the enterprise, so as to forge the new normal sunshine enterprise in the image of sincere operation. Zhengda fully implements the office automation (OA), warehouse management system (WMS) flow, and safety production standardization, performs the ISO9001 quality system, insists on the design concept of "carrying out the innovation and forging ahead", and provides the site gas-generation solutions with advanced technologies, reliable performance and low energy consumption for customers.At present, Zhengda has a professional research & development team with high academic qualification and outstanding quality. It built the high-tech research & development center in 2009. Up to now, Zhengda has successively established the technical cooperation relationship with many scientific research institutes and colleges & universities like Dalian Institute of Chemical Physics, Chinese Academy of Sciences and Zhejiang University, and obtained honors like the National High-tech Enterprise, Hangzhou Patent Pilot Enterprise and Zhejiang Famous Trademark.