Tianjin Lianrong International Trade Co., Ltd belongs to Tianjin Lianrong Steel Pipe Co., Ltd.Tianjin Lianrong Steel Pipe Co.,Ltd is an welded steel pipe professional manufacture in Daqiuzhuang, Daqiuzhuang is the biggest steel pipe production base in china. We have 8 pre galvanized steel production lines and 3 hollow section produce line with advanced technology and equipment. Our anneal output can reach 300,000MT. Our Main products as bellow: Hot Dipped Galvanized steel pipe, Pre-galvanized steel pipe, ERW steel pipe, Hollow Section(Square and Rectangular Steel Pipe), LSAW steel pipe, SSAW steel pipe .Our focus are “Integrity, Professional, Quality”. Welcome overseas customer contact us for create our mutual business and benefit