We are big manufacture for hardware and construction parts, highquality, low price, best service is our target to supply to ourcustomers, we hope we will have a chance to start business withyou.

Luoyang Sinorock Engineering Material Co., Ltd is a professionalself-drilling manufacturer, which has the ISO 9000 qualitycertification.It\'s mainly used in mineral exploration,tunneling and slope stabilization project. adopted theadvanced ...