Core Viewpoint - China Petroleum & Chemical Corporation (Sinopec) announced the addition of 124.588 billion cubic meters of proven geological reserves at the Yongchuan shale gas field, marking the emergence of another large-scale deep shale gas field in the Sichuan Basin with total proven geological reserves reaching 148.041 billion cubic meters [1] Group 1 - The Yongchuan shale gas field is located in Chongqing's Yongchuan District and was discovered in 2016, characterized by significant exploration challenges due to its depth exceeding 3,500 meters in a complex structural area [1] - Sinopec has implemented multiple rounds of collaborative efforts and innovative oil and gas exploration and reservoir transformation technologies to overcome issues related to deep shale gas exploration, significantly improving exploration accuracy and development efficiency [1] - The average economic recoverable reserves per well have notably increased, indicating enhanced productivity and efficiency in the field [1] Group 2 - Liu Wei, Secretary of the Party Committee of Sinopec Southwest Petroleum Bureau, stated that the shale gas distribution in the complex structural area of southern Sichuan is extensive with substantial resource potential, indicating a promising outlook for exploration and development [1] - The Yongchuan shale gas field is situated in the core area for increasing reserves and production of shale gas in southern Sichuan, which is of great significance for ensuring national energy security [1]

新华社北京8月14日电（记者王悦阳）中国石化14日宣布，旗下永川页岩气田新增探明地质储量1245.88 亿立方米通过自然资源部评审，标志着我国四川盆地又一个超千亿立方米大型深层整装页岩气田诞生， 气田整体探明地质储量达1480.41亿立方米。 中国石化西南石油局有限公司党委书记刘伟表示，四川盆地川南复杂构造区页岩气分布广、资源潜力 大，勘探开发前景广阔。永川页岩气田位于川南页岩气增储上产核心区，实现整体探明对保障国家能源 安全意义重大。 （文章来源：新华社） 永川页岩气田位于重庆永川区境内，发现于2016年，因处于川南复杂构造区，主体部分埋深大于3500 米，勘探难度极大。中国石化组织多轮次联合攻关，创新油气勘探和储层改造技术，逐渐攻克深层页岩 气"看不清""刻画不准""产量不稳"等问题，大幅提升勘探精度和开发效率，平均单井经济可采储量显著 上升。 ...