WUHAN, June 15 -- The Fuxing bullet trains on the Wuhan-Guangzhou section of the Beijing-Guangzhou high-speed railway started operating at a speed of 350 km/h on Saturday. As the backbone of the high-speed rail network in China, the 2,298-km Beijing-Guangzhou high-speed railway started normal operation at a speed of 350 km/h for Fuxing bullet trains on the whole line.