Staff members work in a filling workshop of a wine enterprise in Hongsibu District of Wuzhong City, northwest China's Ningxia Hui Autonomous Region, Aug. 21, 2018. The output value of wine industry in Hongsibu District reaches 400 million RMB yuan (about 58.5 million U.S. dollars) with 28 registered wine corporations. (Xinhua/Xiao Xiao)