Foshan Qiangze Steel Trading Co., Ltd., Foshan Qiangze Steel Trading Co., Ltd. is an enterprise specializing in the production of some steel products. The main products of Foshan Qiangze Iron and Steel Trading Co., Ltd. include: welded steel pipes, spiral pipes, etc. Foshan Qiangze Iron and Steel Trading Co., Ltd. is equipped with special anti-corrosion treatment, which can carry out good anti-corrosion treatment on products. Its pipeline products use some polymer coatings to treat the outer wall of steel pipes. Is a powerful steel enterprise. Foshan Xincheng Trading Co., Ltd., Foshan Xincheng Trading Co., Ltd. is a collection of R &；; D and production as one enterprise, specializing in the production of some high-frequency welded pipes. Foshan Xincheng Trading Co., Ltd. has an independent large-scale processing plant, nearly 10 advanced production lines and 500 employees. Foshan Xincheng Trading Co., Ltd. has imported advanced welding machines and other equipment from the United States, and its output has reached 200,000 tons. At present, its products have been widely used in thermal power generation, sewage treatment and other fields. Yangzhou Yangyong Welded Pipe Equipment Factory, established in 197 1, is a professional manufacturer of welded pipe equipment. Yangzhou Yangyong Welded Pipe Equipment Factory has rich production experience and can be regarded as a leading manufacturer in the same industry. It has advanced welding pipe forming technology and the first research center of automation engineering technology and welded pipe unit in China. Its products have long-term close cooperation with many well-known enterprises such as Dongfeng Motor Group and Mitsubishi Group. Not only that, its products are also exported to overseas regions and countries.