Employees check parcels at the Shenzhen North Railway Station in Shenzhen, south China's Guangdong Province, Nov. 11, 2017. Guangzhou started a 10-day high-speed train cargo service to ease the logistic bottleneck after Alibaba Group's 11.11 Singles' Day global online shopping spree on Nov. 11. (Xinhua/Mao Siqian)
