Chongqing Haifeng Construction Group Co., Ltd

Founded in 2001, Chongqing Haifeng Construction Co., Ltd. is a high-tech enterprise combining R&D, PCT patent licensing, transferring, executing and serving based on own intellectual property rights and technology. With the innovation and study, we have successfully developed the technology of producing hard polyvinyl chloride(PVC) spiral pipes of 300-2500mm in diameter, which fills up the void of large caliber pipe technology in the world and awarded with PCT international patent. Chongqing Haifeng Science And Technology Development Co., Ltd., an exclusive authorized corporate executing our patent technology in mainland, China, was committed to the development of the patent technology, which has yielded good results. Large caliber plastic spiral pipe project has passed the national evaluation on science and technology and obtained the assessment of high-tech product by Chinese government and the certification of the state as a new key product. Besides large spiral winding PVC pipes, we have just set up a bearing factory in WuXi, JiangSu Province and we are manufacturing and selling all kinds and different size of bearings are made of stainless steel and bearing steel as our byproducts. Such as, Single/Double Row Angular Contact Ball Bearings, Nonstandard Bearings, Single/Double Row Angular Contact Ball Bearings, Single/Double Row Self-Aligning Ball Bearings, Thin Wall Bearing Series, Outer Spherical Plain Bearings, Ceramic Ball Bearings, Outer Flange Ball Bearings, Deep Groove Ball Bearings, Auto Wheel Bearings, Hanging Transportation Machine Bearings, etc. There are 700 types of Bearings in total and the annual output is 6 million sets. We have excellent production and examination equipment, 250 well-trained employees and 18 technical engineers in our Wuxi Bearing Factory. Our products obtained ISO 9002 System and Quality Certificate of mechanical and electrical products.