On October 20, 2022, our company welcomed the arrival of API external audit teacher, and the four-day API external audit work officially began.

Hailin TV station interviewed our company under the leadership of Hailin Development Zone, which was a full affirmation of our past work from Hailin Development Zone

In the first week after the New Year, the group company used two days in the conference room on the third floor of the group headquarters (or online) to conduct a debriefing assessment for middle and senior managers.

The high-speed and high-power downhole motor manufactured by Tianhe is used in domestic oil field wells. The one-time well depth is 1600-1800, the deviation section, and the pure drilling time is 60 hours.

Han Xuesong, vice mayor of Mudanjiang City, accompanied by Wei Hongmei, deputy secretary of Hailin municipal Party committee and Wang Benqi, vice mayor of Hailin City