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Certificate of Registration (API Specification Q1) -
Certificate of Authority to use the Official API Monogram (API 7-1) -
Certificate of Authority to use the Official API Monogram (API-5CT) -
Certificate of Authority to use the Official
Tianhe Oil Group
Tianhe Oil Group Co. Ltd. is an integrated corporation engaged in petroleum equipment design,manufacture,sale,rental and maintenance,oil enginerring services and oilfield exploration and development.
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No. 165, Xidiming Street, Mudanjiang, Heilongjiang，China
Tel
0086-453-5979888
marketingonline@veyyi.cn
URL
//veyyi.cn
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