












Enamel assembled tanks
Shijiazhuang Zhengzhong Technology Co., Ltd.

Bi-directional Metal Hard Seal Ball Valve
Henan Quanshun Flow Control Science & Technology Co., Ltd.

690W Recyclable ESP Packer
WEIQIXIN Petroleum Machinery(Tianjin) Co., Ltd.

Sucker Rod AISI 4330 Grade HY
Found Petroleum Equipment Co., Ltd.

DN15 Gas Emergency Shut-off Valve
Zhejiang WEAJA Electronic Technology Co., Ltd.

Ceramic elbow
Hebei Longrun Pipeline Group Co., Ltd.

Intelligent mowing robot
Tiefriends automation technical(beijing)Co.Ltd.

Remotely Operated Vehicle — JT-5
Deepinfar Ocean Technology Inc

Ball Valve
Shanghai Huhang Valves Co., Ltd.

Spectacle Blind Flange
Shanxi Tianbao Group Co., Ltd.

Fully gravity-balanced oil, gas, and water treatment integrated system-Intelligent pulse water separation integrated system
Sino Science and Technology Co.,Ltd.

Plate heat exchanger
Shandong Tuodun Heat Exchange Equipment Co.,Ltd.