STEC is a key enterprise in the auto electronic appliances system. It was established jointly by SAIC and SIIC.The company produces hundreds varieties of auto motors, auto electric appliances and auto electronic appliances, which are classified into 20 categories. The company's products are supplied for the famous manufacturers in China, such as SVW, SGM, SAIC Wu Ling, FVW, FVW-VW, Dong Feng Auto, Chery, Chang An Auto, Shen Yang Jin Bei, Shen Yang GM, Chang Feng Auto, Nan Jing Iveco, Jiangxi ISUZU, etc. The products of the company have sold well in over 30 countries and regions such as North America, Europe, Japan and Southeast Asia.