China

Top 22 largest Chinese Companies in the Oil & Gas Equipment & Services industry by Market Cap

This is the list of the largest public listed companies in the Oil & Gas Equipment & Services industry from China by market capitalization with links to their reference stock.

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Top Oil & Gas Equipment & Services Companies from China as of Jan. 01, 2026

Rank Company Market Cap (USD) Country Sector Industry
1 China Oilfield Services Ltd $9.62 B China Chinese Energy Chinese Oil & Gas Equipment & Services
2 CNOOC Energy Technology & Services Ltd $5.54 B China Chinese Energy Chinese Oil & Gas Equipment & Services
3 Offshore Oil Engineering Co. Ltd $3.50 B China Chinese Energy Chinese Oil & Gas Equipment & Services
4 China Petroleum Engineering Corp $2.66 B China Chinese Energy Chinese Oil & Gas Equipment & Services
5 CIMC Enric Holdings Ltd $2.08 B China Chinese Energy Chinese Oil & Gas Equipment & Services
6 Zhongman Petroleum and Natural Gas Group Corp Ltd $1.55 B China Chinese Energy Chinese Oil & Gas Equipment & Services
7 Suzhou Douson Drilling & Production Equipment Co. Ltd $1.47 B China Chinese Energy Chinese Oil & Gas Equipment & Services
8 Dalipal Holdings Ltd $1.24 B China Chinese Energy Chinese Oil & Gas Equipment & Services
9 Nanjing Develop Advanced Manufacturing Co. Ltd $1.03 B China Chinese Energy Chinese Oil & Gas Equipment & Services
10 Sino Geophysical Co. Ltd $867.6 M China Chinese Energy Chinese Oil & Gas Equipment & Services
11 Houpu Clean Energy Co. Ltd $847.1 M China Chinese Energy Chinese Oil & Gas Equipment & Services
12 Shandong Molong Petroleum Machinery Company Ltd $813.2 M China Chinese Energy Chinese Oil & Gas Equipment & Services
13 Haimo Technologies Group Corp $759.3 M China Chinese Energy Chinese Oil & Gas Equipment & Services
14 BOMESC Offshore Engineering Company Ltd $577.9 M China Chinese Energy Chinese Oil & Gas Equipment & Services
15 LandOcean Energy Services Co.,Ltd. $498.7 M China Chinese Energy Chinese Oil & Gas Equipment & Services
16 Tong Petrotech Corp $492.4 M China Chinese Energy Chinese Oil & Gas Equipment & Services
17 Lanpec Technologies Ltd $452.3 M China Chinese Energy Chinese Oil & Gas Equipment & Services
18 Dalian Energas Gas-System Co. Ltd $437.8 M China Chinese Energy Chinese Oil & Gas Equipment & Services
19 Anton Oilfield Services Group $305.3 M China Chinese Energy Chinese Oil & Gas Equipment & Services
20 Honghua Group Ltd $203.0 M China Chinese Energy Chinese Oil & Gas Equipment & Services
21 Jutal Offshore Oil Services Ltd $164.3 M China Chinese Energy Chinese Oil & Gas Equipment & Services
22 Hilong Holding Ltd $41.6 M China Chinese Energy Chinese Oil & Gas Equipment & Services

Top Oil & Gas Equipment & Services Companies from China as of Jan. 01, 2026

1. China Oilfield Services Ltd

Company Profile: China Oilfield Services Ltd
Market Cap (USD): $9.62 B
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

2. CNOOC Energy Technology & Services Ltd

Company Profile: CNOOC Energy Technology & Services Ltd
Market Cap (USD): $5.54 B
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

3. Offshore Oil Engineering Co. Ltd

Company Profile: Offshore Oil Engineering Co. Ltd
Market Cap (USD): $3.50 B
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

4. China Petroleum Engineering Corp

Company Profile: China Petroleum Engineering Corp
Market Cap (USD): $2.66 B
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

5. CIMC Enric Holdings Ltd

Company Profile: CIMC Enric Holdings Ltd
Market Cap (USD): $2.08 B
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

6. Zhongman Petroleum and Natural Gas Group Corp Ltd

Company Profile: Zhongman Petroleum and Natural Gas Group Corp Ltd
Market Cap (USD): $1.55 B
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

7. Suzhou Douson Drilling & Production Equipment Co. Ltd

Company Profile: Suzhou Douson Drilling & Production Equipment Co. Ltd
Market Cap (USD): $1.47 B
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

8. Dalipal Holdings Ltd

Company Profile: Dalipal Holdings Ltd
Market Cap (USD): $1.24 B
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

9. Nanjing Develop Advanced Manufacturing Co. Ltd

Company Profile: Nanjing Develop Advanced Manufacturing Co. Ltd
Market Cap (USD): $1.03 B
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

10. Sino Geophysical Co. Ltd

Company Profile: Sino Geophysical Co. Ltd
Market Cap (USD): $867.6 M
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

11. Houpu Clean Energy Co. Ltd

Company Profile: Houpu Clean Energy Co. Ltd
Market Cap (USD): $847.1 M
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

12. Shandong Molong Petroleum Machinery Company Ltd

Company Profile: Shandong Molong Petroleum Machinery Company Ltd
Market Cap (USD): $813.2 M
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

13. Haimo Technologies Group Corp

Company Profile: Haimo Technologies Group Corp
Market Cap (USD): $759.3 M
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

14. BOMESC Offshore Engineering Company Ltd

Company Profile: BOMESC Offshore Engineering Company Ltd
Market Cap (USD): $577.9 M
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

15. LandOcean Energy Services Co.,Ltd.

Company Profile: LandOcean Energy Services Co.,Ltd.
Market Cap (USD): $498.7 M
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

16. Tong Petrotech Corp

Company Profile: Tong Petrotech Corp
Market Cap (USD): $492.4 M
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

17. Lanpec Technologies Ltd

Company Profile: Lanpec Technologies Ltd
Market Cap (USD): $452.3 M
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

18. Dalian Energas Gas-System Co. Ltd

Company Profile: Dalian Energas Gas-System Co. Ltd
Market Cap (USD): $437.8 M
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

19. Anton Oilfield Services Group

Company Profile: Anton Oilfield Services Group
Market Cap (USD): $305.3 M
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

20. Honghua Group Ltd

Company Profile: Honghua Group Ltd
Market Cap (USD): $203.0 M
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

21. Jutal Offshore Oil Services Ltd

Company Profile: Jutal Offshore Oil Services Ltd
Market Cap (USD): $164.3 M
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

22. Hilong Holding Ltd

Company Profile: Hilong Holding Ltd
Market Cap (USD): $41.6 M
Country: China
Sector: Chinese Energy
Industry: Chinese Oil & Gas Equipment & Services

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