Company name: Shandong Yanggu High Precision Rock Drilling Tools Co., Ltd. 

Contact person: Helena

Whatsapp:+86 18963561145

Phone:+86 15506500236  Or +8618963561145

Email: Helena@hpdrilltools.com

Address: Shandong Province Liaocheng City Yanggu County Shishilou Office North Ring Road Wanda steel market southeast head of the high-precision moulds