Tianjin Longlong metal products factory was built in 1991,which professional produce kinds
of steel products and roll forming machines, like kinds of greenhouse steel structure, solar panel
rail, reinforcement steel,warehouse shelf, vehicle transportation industry,
door frame…… and inds of auto stud and track roll forming machine, reinforcement steel
T bar forming machine, cable tray roll forming machine and
Pass ISO 9001:2008 quality certification, high quality and
competitive price is your 1st choice.
With the powerful technology, advanced equipment and high standard, we have attracted
many customers all over the world,our products and equipments are sell in nearly all the regions
in China, as well as in American, UK, France, Canada, Australia,Indonesia, Iran, Russia, Argentina,
Mexico, India, Vietnam, Mauritius, Kazakstan, Korea, Albania and some other nations and areas.
We will persist in providing the good quality and the sincere service. The company conforms to credit precedence and user supremacy.
Our promise is to offer the highest quality, the lowest price, the timely delivery and the best service! We hope to be your best supplier and
With years experience in production of photovoltaic support , system optimization and reasonable, stable quality, specification like 41*21, 41*41、
41*62、41*74、41*82. OEM is available.
Regular products: Variety of stamping parts, greenhouse steel structure and parts, frame steel profile, shelves profile, light steel for trucks, C/Z steel
profile, angle profile, angle channel, arts and crafts decorative accessories, embedded part of curtain wall, reinforcement steel, stud and track,
highway rail and related roll forming machines.
New products---kinds of automatic roll forming machine.
Automatic stud and track roll forming machine: Many size can be produced in one machine through change the roller moulds, auto punching,
cutting, servo motor control, high production efficiency and high precision, one worker operation.
Automatic baking keel forming machine: punching hole, head, cutting can be finished one time, high efficiency and high precision, one worker
Automatic floor joist forming machine: Auto punching and cutting, servo motor control, high efficiency and high precision, one worker operation.