XI'AN, July 21 (Xinhua) -- Molten glass, glowing with intense heat, cascades down the pipeline. Guided by a fully automated production line, it is continuously processed into ultra-thin, smooth substr ...

BEIJING, July 20 (Xinhua) -- By the time the math class kicked off at Beijing No. 13 Secondary School, an artificial intelligence (AI)-powered "agent" had already crunched weeks of student data, analy ...