Company Description
Tianjin Gongchuanghk Technology Development Co., Ltd., located at Nankai District Tianjin, China, one-stop manufacturer and trading company, 12 years experience.advantage:1.more than 12 years one-stop manufacture, rich experiences,2.certificated by BV,ISO,SGS Certificate, control processing strictly, guarantee high quality products.3.advanced process, including hot rolled and cold drawn, raising physical properties.4.choosing high quality materials, control quality from s
Tianjin Gongchuanghk Technology Development Co., Ltd.ce, guarantee chemical properties.5.supply any size/ diameter siteel products as per customers required.6. short delivery time7. several kinds of payment terms: T/T L/C8. free sample9. professional technical team with 24 hours services10. any size we could supply.main products including:square pipe