Yanggu Yihui Drilling Tools Co.,Ltd
Address:No.216 Zhengyang Road, Qingdao, Shandong, China.
Postal code:266109
Tel:
Mail:mya@yihuidrilling.com
Website:http://www.yihuidrilling.com/
Contacts:yangguyihui （Mr）
Cellphone number:13006533721
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