More freight has been transported via the railway network in the first three quarters of this year, showcasing the transport sector's efforts to boost green development by optimizing the transport structure. According to China State Railway Group, the national railway operator, from January to September, the national railway network handled 2.91 billion metric tons of cargo, a year-on-year increase of 6.3 percent. Coal made up the bulk of that cargo — about 1.1 billion tons — up 17 percent year-on-year. (....)