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National Service Hotline：
+86 (0)532 8587 1802
Qingdao Connaught sincerely service for you，
Welcome to inquire！
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news
- The 2017 China International Mining conference invited by our company was successfully closed in Tianjin2018-03-26
- Our company is invited to participate in the 2017 (Nineteenth) China International Mining Conference held in Tianjin2018-03-26
- Our company is invited to participate in the 2015 (seventeenth) China International Mining Conference held in Tianjin2018-03-26
Journalism
- An overview of underground tunnel drilling2018-03-26
- Main equipment for drilling in tunnels2018-03-26
- Borehole bending and measurement2018-03-26
- Rock core2018-03-26
- Deep drilling design in the pit2018-03-26
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Qingdao INOVO drilling machine
Telephone：+86（0）532 8587 1802
mailbox：baojun.ding@inovoind.com
dave_ding@126.com
Address: No. 14, Longkou Middle Road, Laixi Economic Development Zone, Qingdao
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Copyright: Qingdao INOVO drilling machine manufacturing Co.
Technical support:：hundreds of millions of people technology