Our main products include welded metal bellows mechanical seal and spring seal and seal auxiliary system, hi-duty magnetic drive pump, coupling, and precision casting. Some of which were supplied to 1600 home and overseas users .The products serve in the broad application of petroleum, metallurgy , pharmaceutical, electric power, paper-making, food, aerospace and navigation .ect. Compared with other companies in china, in terms of the amount of annual sale volume, our company has ranked first place for the last 12 years. Furthermore, the sales volume for our company has been increasing year on year. And also, our company has penetrated more global market share gradually.

　　With almost 20 years developing, Colossus has become the leading professional manufacture in the field of mechanical seal and other related products, and our products have met international professional standards. The name of Colossus, to some extent, can be associated with the words of integrity, reliability .Colossus was the first one in the field of mechanical seal in china that received the Quality Assurance Enterprise of ISO9002 in 1996. In 2007, Colossus Group received certificate of Spec Q1-2003 quality management issued by American Petroleum institute, certificates of ISO14001 environmental and OHSAS 18001 and ATEX respectively.

　　With contemporary management system and advanced technology innovative ability, we can offer R&D and customized services for our customers. Our products are supplied to well-know enterprises home and abroad. The cooperation with the big petroleum companies in China, such as China National Offshore Oil Corporation, China National Petroleum Corporation and China Petro-chemical Corporation are developing. We are not only supply the service to the end users, but also the pump or compressor manufactures, such as SULEZER PUMP, Ebara Great Pump Co,Ltd and Dalian Refrigerator Co.Ltd use our products for a long term. We also supply the products for the OEM project too.