A worker processes glassware at a glass manufacture company in Hejian City, north China's Hebei Province, Aug. 22, 2017. There are some 50,000 employees at more than 240 art glass manufacture enterprises in Hejian. Art glass productions of the city, with annual output value of 2 billion RMB yuan (about 300 million U.S. dollars), have been exported to 54 countries and regions. (Xinhua/Mu Yu)
