#China #Sinopec #shale gas #Ziyang Dongfeng #Ziyang

Sinopec's New Shale Gas Breakthrough

Sinopec, officially known as China Petroleum & Chemical Corporation, recently announced a significant advancement in shale gas exploration with its Ziyang Dongfeng field. This field, part of the larger 'Deep Earth - Sichuan and Chongqing Natural Gas Base' project, has received official recognition from China's Ministry of Natural Resources for its impressive proven reserves, quantified at 235.687 billion cubic meters. This milestone establishes Ziyang Dongfeng as the premier ultra-deep shale gas field in China, showcasing a production capability set at 100 billion cubic meters, with exploration depths reaching over 4,500 meters.

Historical Context

Situated in the Sichuan Basin, the Ziyang Dongfeng gas field lies within the Cambrian Qiongzhusi formation, noted as the oldest commercially viable shale layer globally, dating back approximately 540 million years. Given its profound depths ranging from 4,500 to 5,200 meters, this site has presented widely recognized global challenges in the exploration of shale gas, including unclear reservoir characteristics, intricate accumulation mechanisms, thick formations that complicate drilling, and extreme conditions of heat and pressure.

Innovative Exploration Techniques

Sinopec's team has pushed the boundaries of traditional exploratory models, integrating artificial intelligence with geophysical imaging techniques. This innovative approach has enabled them to effectively investigate subterranean formations, resulting in precise identification of gas deposits and their concentrations. Coupled with advancements in deep drilling and hydraulic fracturing technologies, Sinopec has successfully developed a proprietary technological system tailored to explore deeply buried Cambrian shale gas.

Liu Wei, Director of the Southwest Oil Bureau of Sinopec, commented on this breakthrough, stating, "After over a decade of dedicated efforts, we have transitioned the Cambrian shale gas reserves from nonexistent to a substantial base of around 100 billion cubic meters. This validates the immense potential of the formation and provides us with a reproducible technical pathway to expand shale gas development in China."

Future Prospects

Looking forward, Sinopec aims to conduct high-quality exploration and production activities that will enhance the operational capacity of Ziyang Dongfeng and further contribute to the country's energy security. The company is committed to advancing the sustainable and high-quality development of China's shale gas industry. Since discovering the Fuling shale gas field in 2012, Sinopec has pioneered commercial shale gas production in China, positioning the nation as the third globally, following the United States and Canada, to achieve commercial-scale shale gas output.

In subsequent years, developments continued with the discovery of the Weirong shale gas field in 2018 and the Qijiang field in 2022. By 2025, it was anticipated that reservoirs in Yongchuan and Hongxing would each surpass 100 billion cubic meters, further reinforcing Sinopec’s leadership in the shale gas sector.

Conclusion

The announcement regarding the Ziyang Dongfeng shale gas field marks a significant chapter in the evolution of energy resources in China. With its substantial reserves aiming to be tapped through cutting-edge technology and exploration methods, Sinopec's pioneering efforts may redefine energy production and sustainability in the region. The concerted focus on high-quality exploration not only shapes the future of Sinopec but also stands to impact China's energy landscape profoundly.

For more insights and updates on Sinopec's shale gas exploration, visit Sinopec's official site.