Since its establishment in 2005, BAOSI has been focusing on the research, development and production of high-end precision compressor parts and complete sets of equipment. Its screw air ends business has maintained industry leadership for many consecutive years. The company was listed on the Shenzhen Stock Exchange in 2015 (stock code 300441), and over the years, the business has developed steadily, accumulating a wealth of experience and deep industry heritage, which enables it to cope with a variety of complex situations and challenges.

BAOSI has built long-term relationships with more than 1000 customers in over 20 countries around the world, establishing a good reputation and business credibility in the industry and providing customers with stable products and services on an ongoing basis.

BAOSI continues to drive technological innovation and product upgrades to meet changing market demands and to promote the sustainable development of its own manufacturing plants.

BAOSI strictly follows the requirements of ISO9001 quality management system standards, strictly controls the entire production and quality inspection process. Our technical experts are directly involved in production line management to ensure product stability and reliability.

BAOSI has 260+ sets of high-precision advanced automation equipment of international famous brands like HOLROYD, KAPP, FEHLMANN, MAZAK, MAKINO, WFL, Panasonic, FANUC, KLINGELNBERG, ZEISS, LEITZ, HEXAGON, ZOLLER, AMADA, PRIMA POWER, TRUMPF, DERATECH, etc.

We have established large-scale processing bases in Zhejiang, Chongqing, Jiangxi and other regions, which can fully guarantee production efficiency and timely delivery.

Screw Airends from BAOSI have ranked first in global market share by sales volume since 2015, certified by China General Machinery Industry Association (CGMA). Screw Airend: National Manufacturing Single Champion Product Certified by the Ministry of Industry and Information Technology of the People's Republic of China in the year of 2020.

Now our products are: Air Compressor Airends, Blower Airends, Vacuum Pump Airends, Scroll Airends, Gas Ends, Oil Injected Air Compressor, Catalytic Oil-free Air Compressors, Dry Air Compressors, Blowers, Vacuum Pumps, Gas Compressors, Purification Equipment.