ZTZG will be send the ERW640 tube mil line equipment to Korea. Our best engineer team also will provide technical support to help customer installation and commissioning until the steel pipe production line run smoothly. ZTZG support customization according to international standards in each region, and provide regular technical information and technical training support. More than 20 years of independent research and development and manufacturing experience. Passed ISO9001 quality system certification and participated in the preparation of a number of industry standards. There is strict quality control in raw materials, processing accuracy, heat treatment, assembly accuracy, standard parts, etc. The pass rate of equipment delivery is 100%. ZTZG offers a wide range of steel piping solutions to help customers succeed.