block making machine pipe making machine concrete batching machine...

Xishuiqu village 11 Weifang, Shandong

Haiyu Industry is a professional supplier of concrete pole machine/concrete pipe machine. we are maily for electrical concrete pole production equipments, drainage pipe machine, concrete pile machine ...

Rm. 701, No. 1855, Cao'an Road, Shanghai, China (Mainland)

Shanghai Twinwhales Technology& Development Co.,Ltd is a professionalenterprise developed with high-quality and high-speed,which synthesizestechnology,industry and trade together,our shanghai ...