[China's large-diameter and multi-support TBM Plateau Pearl off the line at CRCC] Recently, the domestic large-diameter multi-support TBM Plateau Pearl, jointly built by CRCC and the 14th Bureau of China Water Resources, rolled off the production line in the Changsha Second Industrial Park of China Railway Construction Heavy Industry. The equipment will be used for construction under extreme conditions such as high altitude, high ground stress, and super hard rock. The excavation diameter of TBM is 10.23 meters, the length of the whole machine is about 185 meters, the total weight is about 2300 tons, and the installed power is 8200 kilowatts. Editor/Ma Xue

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• 2026.05.22 14:18
• [The Hubei section of the Xi'an Shiyan high-speed railway has started operational testing]
• On May 22, 2026, the Hubei section of the West Tenth High Speed Railway officially entered the operational testing phase. The total length of the line is 256.938 kilometers, with a designed speed of 350 kilometers per hour. It has 7 stations and crosses the Qinling Mountains to connect Xi'an and Shiyan. After opening, it will be connected to the Han Shi High speed Railway, with a travel time of about 1 hour from Shiyan to Xi'an and 3 hours from Wuhan to Xi'an. Wuhan, Zhengzhou, and Xi'an will form a high-speed railway triangle loop. Editor/Cheng Liting

• 2026.05.22 14:17
• [Ningxia adds 4000 tons of waste battery recycling project]
• Recently, the Ningxia Government Service Network released a notice on the Environmental Impact Assessment of the Lithium Battery Dismantling and Tiered Utilization Project of Ningxia Zhongmi Technology Co., Ltd. The Yinchuan Approval Service Management Bureau has made an approval decision on the environmental impact assessment of the construction project. The project is located in Suyin Industrial Park, Yinchuan. Two power lithium battery recycling production lines will be built using vacant factories, with an annual processing capacity of 4000 tons of waste lithium batteries. The main products are aluminum powder, copper powder, and black powder. The total investment of the project is 51 million yuan, of which the environmental protection investment is 1.055 million yuan, accounting for 2.07% of the total investment, including the prevention and control of waste gas, noise, solid waste, and wastewater. Editor/Cheng Liting