[Large-diameter TBM of China's plateau alpine railway] According to China Railway Corporation Limited, the first large-diameter TBM in China, the "Snow Pioneer", which is used on plateau and alpine railways, successfully achieved ground remote control and launch on the 14th, marking a step forward in the intelligent construction of long and large tunnels in China’s plateau and alpine regions. Enter a new stage. Editor/Xu Shengpeng

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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