Company Introduction
Tianjin longlong metal products factory (hereinafter referred to as longlong) was founded in 1991, since its establishment, Longlong has been engaged in manufacturing and R&D for various of cold bending steel profiles, flat single axis tracking bracket system,photovoltaic bracket, greenhouse steel structure and parts, as well as the roll forming machines production for products mentioned above; All the products have features of high precision, superior high standard,high performance due to dedicated professional experience.  
  

 
Hot Sale Products
We also provide customized services for roll forming machines and metal products.
 
50~200 mm Auto-Changed Stud & Track Roll Forming Machine
50~200 mm Auto-Changed Stud & Track Roll Forming Machine

 

Light Steel Building Frame Roll Forming Machine
Light Steel Building Frame Roll Forming Machine

 

Greenhouse Locking Profile
Greenhouse Locking Profile

 

U41 Steel Purlin Forming Machine 32~42 M/min include Punching
U41 Steel Purlin Forming Machine 32~42 M/min include Punching

 

C Steel Purlin Forming Machine 25~28 M/min include Punched
C Steel Purlin Forming Machine 25~28 M/min include Punched

 

Greenhouse Gutter
Greenhouse Gutter

 

 
 
Contact Us News
 
42#,Huadian Road,Huandong District, Hi-tech Industry Park, Jinwei Road, Beichen District, Tianjin China 300402
0086-22-26994727 0086-13752175246
8:00-12:00,13:00-17:00
llwj@longlong.com.cn
European Standard 100x50x15 Light Gauge Building Roll Forming Machine 20230428  
Three common material styles and differences in greenhouse greenhouse skeleton  
3 Sets Automatic Ceiling and Drywall Steel Profile Roll Forming Machines are going to complete and export to Australia 20210602  
 
 
About Us Products News Achievements Contact Us
About Us
Roll Forming Machine
Greenhouse
Steel Profiles
Solar tracker
Company News
Achievements
Contact Us
 
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