Chongqing Sequoia Mechanical & Electrical Equipment Co.,Ltd, the predecessor of Nanjing Huagang technology companies, relying on Chongqing Steel Research Technology Group.

It was established in 1993, one of the Ministry of Foreign Trade and Economic Cooperation approved the establishment 200 scientific research institutes directly unit.

Since 2004,foreign trade business doubled, achieve a leap-forward growth at the same time, has carry out strategic partnership with more than 100 manufacturers in domestic,and established good business with more than 120 countries and regions around the world.

The company had set up subsidiaries and offices in a number of countries around the world. Gradually implement the "localization" business strategy, has taken an important step in the the journey of globalization .

Chongqing Sequoia Mechanical & Electrical Equipment Co.,Ltd has professional team proficiency in the British, Japanese, German, Korean. The company's main business scope includes research and development, manufacturing and sales of oil purifier, oil tester, water treatment equipment,ultra pure water RO system,High-tech metal new materials etc.

The company relies on Chongqing Steel Research Technology Group strong scientific research, development and industrial strength, to serve as the guide to create new development, and strive to provide customers with first-class products and professional services, high-quality to meet customer's requirements and expectations.

Over the years, the company actively advocate and strive to practice the spirit of cooperation and win-win situation, has been widely appreciated by global partners and customers.

In the future development process, the company is willing to cooperate with domestic and foreign partners, mutual benefit, innovation and change the trade model create value for employees, shareholders, customers.
Always pursue the "honesty, credit, win-win situation, service" business philosophy, and work together for common development with global customers.