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. ... more