Our mining steel conveyor structures are certified to BHP, Rio Tinto and Xstrata ... of mind on quality, all of our mining steel conveyor structures are certified to BHP, Rio Tinto and Xstrata ... to fulfil the QA requirement. All of our mining conveyor structure are certified to BHP, Rio Tinto and Xstrata ... able to bring our business to a new level. Conveyor System,Conveyor Frame,Conveyor Structure