About US

Tianjin GM Tech Co., Ltd

TIANJIN GRANDMETAL TECH. CO, LTD. is one of the leading manufacturers specialized in solar systems for many years. Along with the development of nearly 10 years we successively have our own processing factory, forign trade office and international logistics company.

About the production, we cooperate with domestic large steel mills directly, which made sure the supply of raw materials, through the expansion and the introduction of large laser cutting equipment and our own galvanizing line, now we have the capacity of 300 tons per day for galvanizing. Only for ground screw, the supply ability can reach at 2000 pieces per day. In general, we can achieve processing (cutting/welding, etc.) to the galvanizing integration, which guaranteed our quality and delivery time.

-Our Team advantages.
1.Our team has rich theoretical knowledge and practical experience.Repeated deliberation before production, quality and quantity in production, efficient packing and delivery after production. Visualize the whole production process and follow up the feedback in real time.
2.Our factory is equipped with 4 workshops, which are plasma workshop, welding workshop, stamping workshop and packaging workshop. Each workshop is equipped with at least 7 workers to ensure high quality production and punctual delivery.
3.In addition, in order to ensure that the service life of the surface treatment can be maintained at least 20 years or so, we also specially equipped with a hot-dipped galvanizing workshop for surface treatment, to protect the anti-corrosion and rust protection of the pile into the underground.

-Our products advantages.
1.Better steel material.
All our products are made of steel in line with the international standard Q235/Q355/J55. And Entire production line is built to meet or exceed ICC-ES AC358 standards.
2.High standard of surface treatment.
Our galvanized standard according to EN ISO 1461/ASTM A123 and ASTM A153(International Standard), The average thickness of zinc coating can attain 80μm(Micron).
3.Accept Customization.
Our products are accept customization. It’s widely used in solar mounting systems, green house, fence and light constructions, and be exported to Europe, such as England, French, Germany, Denmark and so on.
4.Delivery on time.
We have own freight forwarding company, which can directly conduct export declaration and shipping. Efficient and time saving.