Shanghai Xieneng Spring Co., Ltd. is a new hi-tech enterprise that acts as both manufacturer and exporter from 2000. In recent years, our company is supported by Huazhong University of Science & Technology, and established a new products research and development center which develops the new products in order to meet market's demands constantly. We are specialized in all kinds of carbon and stainless steel springs as well as all kinds of heat treatment steel strips. Our products are widely ...   |