Main Products: Precision tubes; Precision bright tubes; Seamless precision tubes; Precision cold drawn tubes; Precision welded tubes; 20# precision tubes; 45# precision tubes; Small bore precision tubes; Cold rolled precision tubes; Thick-walled precision tubes; Seamless square tubes; Right-angle square tubes; 20# square tubes; 45# square tubes; Square rectangular tubes; Custom-made square tubes; Hot-rolled square tubes; Non-standard square rectangular tubes; 12Cr1MoVG steel tubes; 15CrMo steel tubes; 16Mn square tubes; Q355B square rectangular tubes; Q345B square tubes; High-pressure boiler tubes; Square tubes; Fluid tubes; Precision tubes; Seamless tubes; Steel tubes; Cold drawn tubes; Welded square tubes; 100*50 square tubes; 100100 square tubes; 200*200 square tubes. The company has undergone qualification verification, authenticity verification, and on-site factory inspection.