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Baoji Changyou Petroleum Equipment successfull…
2023-10-19
Congrats on Changyou\'s getting API certified
2023-04-03
Challenge yourself and fly with passion-Baoji …
2021-06-02
Changyou held the 2020 staff travle and outwar…
2020-08-17
10 years anniversary of Changyou
2020-04-29
Changyou annual summary award and party for 20…
2020-01-20
Changyou held the 2019 staff travle and outwar…
2019-08-31
Changyou held the 2019 sports meeting
2019-07-24
Changyou exhibited on the NEFTAGAZ 2019
2019-05-04
Managed Pressure Drilling(MPD) Corperations
2019-01-03
Changyou Held Regular Firefighting Training
2018-12-30
Changyou exhibited on the ADIPEC 2018
2018-11-19
COSL-EXPRO visited Changyou
2018-10-29
PSH and Damavand visited Changyou for drill st…
2018-09-28

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