A worker cleans river snails in a workshop of Luozhuangyuan Food Co., Ltd. in Liuzhou, south China's Guangxi Zhuang Autonomous Region, Sept. 20, 2018. The harvest season of river snails in Liuzhou has begun. In recent years, the promotion of river snail rice noodles benefits over 4,500 impoverished households in Liuzhou. (Xinhua/Li Hanchi)