OBM square hollow section China YuantaiDerun
OBM square hollow section orifice is flat, the outer and inner walls of the steel pipe are smooth,also accept oem odm
Model:hfw-yt-079
OBM square hollow section orifice is flat, the outer and inner walls of the steel pipe are smooth,also accept oem odm
Model:hfw-yt-079
Square hollow section wholesale,low cost,complete specifications,high quality,fast delivery.
Model:hfw-yt-097
SHS wholesale China factory tianjin yuantaiderun. its advantage is low cost.
Model:hfw-yt-100