Tonguan heavy industry is professional in sales of large-scale equipment of Volvo excavator, SDLG loader,SDLG hydraulic excavator, BQ.TADANO crane, and Sandvik mine rig.

Tonguan Rental is professional in sales of excavator, aerial working equipment, loader, hydraulic excavator, crane, and mine rig.

Think what customers think, and give what customers what.Tonguan group will always be there with decades of experience, and provide perfect solution for your supply chain in time.

Sijie Sanitation adhering to the management philosophy of providing excellent cleaning experience, giving required cleaning scheme and following the corporate positioning of” professional, efficient, cleaning, and technology” to meet various cleaning requirement of users.