Tianjin Huahai Steel Co., Ltd. is located in Tianjin Jinghai County Daegu Town ago still dock industrial areas, transport facilities, convenient transportation, our company mainly produces high-frequency welded pipe, galvanized steel tube based. First high-frequency welded pipe production line and four with two galvanized steel pipe production lines. 4 -3 inch main business. The thin-walled high-frequency welded pipe, bridge building acoustic tube and a variety of agricultural greenhouses tube for Daegu Town exclusive production enterprises, the company has advanced production equipment and automatic suppression equipment. Complete testing methods and excellent product quality. The company has always trustworthy. Quality first, reputation first, customer first for the subject. Look forward to working closely love new and old customers and the community, of a development, create brilliant