Sinopec Southwest Oil & Gas Company

Chinaxnyq.sinopec.com

Its roles Owner Operator

projects tracked
2
active
2
partner companies
3
news articles
4

Sinopec Southwest Oil & Gas Company (中国石油化工股份有限公司西南油气分公司) is a subsidiary of China Petroleum & Chemical Corporation (Sinopec), specializing in oil and gas exploration, development, and sales in the Sichuan Basin and surrounding regions of southwest China.

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Established in 2002 with roots tracing back to 1976, the company is headquartered in Chengdu, Sichuan Province. It operates across Sichuan, Chongqing, Yunnan, Guizhou, Guangxi, and Hunan, managing 38 exploration blocks covering 18,300 square kilometers. Key reserves include 8.45 trillion cubic meters of conventional natural gas and 2.08 trillion cubic meters of unconventional resources, with tertiary reserves of 2.1 trillion cubic meters.

The company focuses on tight sandstone gas, marine sulfur gas, and deep shale gas, developing major fields such as Xinchang, Majing, Zhongjiang, and Yuanba. It maintains an annual natural gas production capacity of approximately 7 billion cubic meters across 23 gas fields. With around 5,300 employees, it emphasizes digital and intelligent management to support Sinopec's energy goals.

Also known as 西南油气分公司, 中国石化西南油气分公司, and Southwest Oil and Gas Branch.

Projects Sinopec Southwest Oil & Gas Company is involved in

chemXplore tracks 2 projects involving Sinopec Southwest Oil & Gas Company, of which 2 are active.

  1. 1 project Announced / Concept
  2. none FEED / Pre-FID
  3. none FID / Sanctioned
  4. 1 project Under Construction
  5. none Commissioning & Start-up

Active projects

Closest to start-up first.

  • Sinopec Chuanxi Marine Gas Field Phase 2 Capacity Expansion, Pengzhou
    Under Construction China Natural gas Operator
  • Sinopec Southwest Oil and Gas gas flaring recovery CCER pilot
    Announced / Concept Methane Owner

What moved recently

  • 2 September 2026 Sinopec Southwest Oil and Gas gas flaring recovery CCER pilot · Announced / Concept
  • December 2025 Sinopec Chuanxi Marine Gas Field Phase 2 Capacity Expansion, Pengzhou · Under Construction · China

Sinopec Southwest Oil & Gas Company in chemical industry news

30 October 2026
Sinopec posts resilient Q1–Q3 performance with upstream breakthroughs

Profit rose year‑on‑year as upstream breakthroughs boosted oil and gas output, refining throughput and chemical sales across the industrial chain.

2 September 2026
Sinopec Group advances CCER pilot gas‑flaring recovery projects

Two pilot gas‑flaring recovery CCER projects have connected to the national carbon market and completed on‑site audits; they are now in the emission‑reduction registration stage.

15 June 2026
Sinopec launches 9,436 km² 3D continuous seismic processing project

Largest continuous 3D seismic processing campaign covers 9,436 km² to support Sichuan Basin exploration, reserve growth and well targeting.

14 May 2026
Sinopec confirms 2,356.87 bcm proven reserves at Ziyang Dongfeng ultra-deep shale gas field

Cambrian Qiongzhusi shale at 4,500–5,200 m poses high-temp, high-pressure, hard-to-drill reservoir challenges. Team developed new geological model, AI imaging and ultra‑deep drilling/fracturing tech.

Where its projects are

active all projects

  • China 1 active project, 1 in all

Partners on its projects