Aobaosi was founded in 1995 by Dai Guangting. The company was mainly producing auto parts with turning machines.
The company is based in Ruian City, Wenzhou, Zhejiang Province, China. The area has a high reputation for companies that are supplier and subcontractor for the automotive and food industry.

In 1998 Aobaosi started with the production of keg necks and made its first steps into the beer market. As from the year 2000 a development project for spears started. In 2001 Ruian Aobaosi Machinery Co., Ltd. was established, and the first spears were sold to the local market. As from 2006 the international expansion for the sale of spears and keg necks started.

The China Product Quality, Safety Supervision and Evaluation Centre awarded Aobaosi in 2008.
The company passed the ISO9001 Quality Certification in 2012 and ISO22000 Food Safety Certification in 2015. As from 2018 the Lean Production system has been implemented.
Since the last years Aobaosi started it’s international journey, mainly under the supervision of James Dai, the owner’s son, who joined the company in 2011, and today operates as Sales Director.
In 2023, thanks to the development of the company and capital increase of the shareholders, the company name was changed to Zhejiang Aobaosi Machinery Co., Ltd..

The company has advanced production equipment, thorough quality testing methods and a quality assurance system.
A complete production and assembling line for stainless steel spears and keg necks, as well as other accessories has been built. Aobaosi has advanced high-precision CNC processing technology and rough forging production lines to ensure excellent product quality and reliability. Aobaosi controls the complete production process.
With reliable quality and first-class reputation, our products are exported to Europe, the United States and other countries, and our products are well received by users at home and abroad.