[Shenjiang No. 1 participated in the construction of the deepest submarine tunnel]On August 23, China's self-developed subsea tunnel shield machine rolled off the assembly line in Changsha, Hunan. The equipment shield machine has an excavation diameter of 13.42 meters, a total length of 130 meters, and a total weight of 3,800 tons. It will participate in the construction of China's deepest submarine tunnel-the Zhujiangkou Tunnel of the Shenzhen-Jiangmen Railway. The Pearl River Mouth Tunnel is a key control project of the Deep River Railway. "Shenjiang No. 1" crosses the section with a total length of 3590 meters. The entire line is tunneled downhill for a long distance and passes through the Pearl River estuary. The engineering geological conditions are extremely complicated. Editor/Xu Shengpeng
Recently, the survey and design of Guoneng Hebei Hengfeng 2 × 660MW cogeneration expansion project was announced as the winning bidder. Zhongneng Jianhua North Institute won with 13.86 million yuan, with a total investment of 5.387 billion yuan.Editor/Gao Xue
Industry news: Zambia has signed a PPA with South Korea to land a 500MW centralized photovoltaic project, which is the country's largest renewable project. After grid connection, State Grid will fully purchase the electricity and enhance energy security.Editor/Gao Xue