Trapezoidal roofing system is designed with great flexibility for both commercial and residential roof 
 solar systems. Patented and innovative rail design, standard components, highly pre-assembled clamp, 
 all the above make the installation simple. Save your time and installation cost.
 Advantages:
 1. Lower cost, incomparable value;
 2. Faster installation, flexible attachment;
 3. Better service, complete technical support.