Suzhou Sujing Protective Atmosphere Co., Ltd.

SUJING, a state-owned company in China, who have been in the gas industry for about 53years, and are facousing on the research and design, production and service of N2 and O2 generation system, who have a wide scope of end users all over the world.

1. Comprehensive Strength

- Suzhou Purification Group---Chuangyuan Science & Technology (Listed Stock Code of Shenzhen Stock Exchange: 000551)

- Founded in 1969 (currently is a large-scale State-owned enterprise) Gate crashed into top100 new-high national technological enterprises in 1994 (No. 59)

- Gate crashed into 520 key State-owned large or medium-sized enterprises in 1999

- The largest pressure swing adsorption (PSA) nitrogen production enterprise in China for the time being

- Has the largest domestic gas equipment user group

- The products are widely distributed more than 10 countries and districts, including Asia etc.

- The sole domestic enterprise in such field boasting competitive edges in the global market

- Comprises of a State-level doctor work station and a national purification technology research center

- The first passed ISO9001: 2000 International Qualify Certification System in the domestic gas equipment manufacturing industry

2. Development Milestones

- With a history of 53 years, the company boasts rich experience in the gas equipment manufacture

- Since 1983, all the economic indexes have been increased by 20%

- Since its foundation, the company takes the industrial gas equipment manufacture as its leading industry

- In earlier 1980s, the company stepped into research on PSA nitrogen generators

- In 1985, it successfully promoted the first 5A molecular sieve PSA nitrogen generator, which was verified and accepted by the State Ministry of Electronic Industry in the same year

- In 1985, it developed the CMS carbon molecular sieve PSA nitrogen generator, which was awarded the first prize of advanced science & technology of Jiangsu Province in 1993.

- In 1994, the advanced PSA nitrogen generator manufacture process and technologies were introduced from Germany.

- In 1995, the advanced membrane separation nitrogen generator manufacture process and technologies was firstly introduced in from America

- During the 6th Five Year Plan to 9th Five Year Plan period, Suzhou Purification Group had carried out many key gas equipments projects of the State

- The company had jointly established some united research institutes (Chinese Academy of Sciences, Electronic Science & Technology University) with many scientific research institutes

3. Production Capacity

Suzhou Purification Group consists of a processing center, plate work center and assembly center which are equipped with many imported equipments. With more than 53 year experience in the manufacture of special electronic equipments, the company has the design and production capacity of 5-3500Nm3/h, and the purity of nitrogen reaches 95% to 99.999%.