Beijing Hekang Science & Technology Development Co
No. 12 Puhuibeili Haidian District
Beijing, Beijing 100036 China Tel: 86-10-88614259 Fax: 86-10-88231247 Website: https://www.hekang.com Contact: Susan
Business MessageDrilling Inclinometer and Geophysical Exploration Geophone are Beijing Hekang
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