Welcome to SYI Group

Manhole Cover Composite Machinery- SYI Group 

About Our Manhole Cover Composite Machinery- SYI Group :

• Ductile Iron    
• Hinge Type (available)
• Single seal / Double seal (available)     
• Lock(available)
• Closed key hole (available)     
• Recessed type (available)          
• Two lifting Key holes (available)
• Double triangular (available)
• Cut-corner Design (available)