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Shaanxi Yanchang Petroleum Natural Gas Co., Ltd.
Refining / LPG
/ Yan'an
Shaanxi
Ansai Industrial Park, Ansai District
91610600MA6YE0UW80
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#EN1854

Description

Shaanxi Yanchang Petroleum Natural Gas Co., Ltd. (陕西延长石油天然气股份有限公司), known within the group by its short name 延长石油天然气公司, is a non-listed joint-stock company incorporated on 24 November 2015 and headquartered in Ansai District, Yan'an, Shaanxi Province. It was established as the dedicated natural gas and LNG production arm of the Yanchang Petroleum Refining & Chemical Company, consolidating the group's associated gas processing, LNG liquefaction, and natural gas supply activities under a single corporate entity. With a total LNG production capacity of 1.1 million mt/yr, it is recognised as the largest LNG producer in China. The company processes oil-associated gas produced by Yanchang Group's oilfields and supplies LNG and pipeline natural gas across Shaanxi Province and neighbouring markets.


Scope & Activities

Primary activity LNG liquefaction and natural gas processing
LNG production capacity 1.1 Mt/yr 
Feedstock Oil-associated gas from Yanchang Group oilfields;
Ordos Basin natural gas
Products Liquefied Natural Gas (LNG), pipeline natural gas, petrochemical by-products
Distinction Largest LNG producer in China 


Beyond LNG liquefaction, the company's registered business scope covers:

  • Natural gas exploration, development, storage, transportation, and sales
  • Construction and operation of gas transmission pipelines
  • LNG/CNG filling stations
  • Distributed energy projects
  • Gas chemical projects
  • R&D and manufacturing of gas-related industrial equipment

LNG Liquefaction Plants

Facility Location Capacity Status
Ansai LNG Liquefaction Station (安塞天然气液化站) Yanhewan Town, Ansai District, Yan'an Not individually confirmed Active 
Zhidan LNG Plant — Phase I Zhidan County, Yan'an Not individually confirmed Active 
Zhidan LNG Plant — Phase II Zhidan County, Yan'an 200,000 mt/yr Completed July 2019 
Combined LNG capacity Across Shaanxi Province 1.1 Mt/yr Active 

Associated Gas Processing

Facility Location Capacity Status
Yanchang County Associated Gas Project Yanchang County, Shaanxi 100,000 m³/day Commissioned July 2024 

Natural Gas Production Capacity Projects

The company is the operational vehicle for the group's 15 billion m³/yr Yan'an Gas Field capacity doubling programme, with construction projects spanning Jingbian, Yulin, Ansai, Zichang, and Wuqi counties. The southern central area capacity project — the final phase of this programme — was expected to be completed ahead of schedule in June 2025.


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Modified by UserPic   Kokel, Nicolas 4/8/2026 2:40 PM
Added by UserPic   Kokel, Nicolas 4/8/2026 2:14 PM