Sunrui has been engaged in research and development of theory, product, and services in corrosion control area since 1961. We initiated the corrosion control industry of China and built the foundation. With fast development of more than 50 years, Sunrui is now the No.1 player in corrosion industry in China, and is far ahead in research capabilities, technical capabilities, production capacity, and project achievements. Sunrui also has a leading positon in the world.
Technical capabilities:
40 national standards, national military standards and ministerial standards
50 years of history of research, design, production, testing, inspection, and engineering contracting
60 national, provincial and ministerial scientific and technological achievements, science and technology awards
2000 anti-corrosion projects. Rich experience and good reputation in the industry.

1、Sea Bridge Project

Sunrui undertook the anti-corrosion projects for several sea bridges in China, such as East China Sea Bridge, Shanghai Yangtze River Bridge, Jiaozhou Bay Bridge, and Hong Kong-Zhuhai-Macao Bridge. In 2008 Sunrui won the highest award in the field of engineering - National Science and Technology Progress Award and the National Quality Project Gold Award

2、Port Project

Sunrui undertook and completed the anti-corrosion projects for more than 40 large-scale ports, such as Tianjin Port, Qingdao Port, Zhuhai Gaolan Port, Yangshan Port and so on. Sunrui has won an excellent reputation in the industry.

3、Ships and Platforms

Sunrui has rich experience in the field of cathodic protection for container ships, bulk carriers and other facilities on ships and marine platforms. Sunrui maintains a high market share in the high-end anti-corrosion products and services in the marine engineering market.

4、Power Plants and Chemical Plants

Sunrui has undertaken and completed cathodic protection projects for hundreds of power plants in China and abroad., such as Huangdao Power Plant, Huaneng Yuhuan Power Plant, Taishan Power Plant, and Pakistan Ud Power Station, etc., and dozens of chemical plants, such as Guangxi Petrochemical Company, Lanzhou Petrochemical Company, Yunnan Petrochemical Company and Guangdong Petrochemical Company.

5、Oil&gas pipelines and tanks

Sunrui has completed installation of cathodic protection systems for the East-West Gas Transmission Project, South Water to North Project, Northwest Liaoning Water Transfer Project and many other underground pipelines and water pipeline projects. Also Sunrui has completed cathodic protection projects for oil tanks in Huangdao National Reserve Oil Depot, Zhoushan National Strategic Reserve Oil Depot, and Guangxi Commercial Reserve Oil Depot.