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2011年6月30日上午,西气东输二线东段干线工程竣工投产,标志着我国第一条引进境外天然气资源的战略通道、长达4 978km的西气东输二线干线工程全线建成投运。百万中国石油人向中国共产党的90岁生日献上一份厚礼。
On the morning of June 30, 2011, the completion and commissioning of the trunk line of the eastern section of the second West-East Gas Pipeline project marks the first strategic passage to introduce overseas natural gas resources in China. The 4th West-East Gas Transmission Pipeline Project with a length of 4978km has been completed and put into operation . One million Chinese Peoples gave a generous gift to the 90th birthday of the Chinese Communist Party.