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China Railway Signal and Communication Co, the world's largest provider of rail transportation control systems by market share, has established a system laboratory in the Serbian capital of Belgrade to better serve the needs of its foreign clients, said its top executive.
China Unicom, the country's second-largest telecom carrier, said it plans to conduct 5G tests in seven areas, including Beijing, Shanghai, Tianjin and Xiongan.

China and the UK are both big countries and great civilizations with global influence. In the new era, our joint effort in building the BRI enjoys enormous potential and promising prospects. The past five years have seen such effort becoming a major highlight in China-UK overall cooperation.
China National Petroleum Corp, the nation's largest oil producer, which built 23 of China's 25 gas storage facilities, started injecting gas into an underground storage facility in Southwest China's Chongqing in April, marking the beginning of the stockpiling season for the heating fuel over the next six months.
China Telecom expects that China's plan to help economies along the Belt and Road improve telecom services will create a market worth billion to billion for the telecom industry over the next five years.
来源:资阳报