Tea maker Qiu Jianhong smells tea leaves to make Lichuan black tea in Lichuan City, central China's Hubei Province, April 28, 2018. (Xinhua/Yang Shunpi)
In pics: Chinese PLA air force conducts island patrol training
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In pics: Zhengzhou Air Show 2018 kicks off
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Visitors enjoy tulips in northwest China's Gansu
Spring scenery of paddy field in central, south China
China's unmanned submersible Qianlong III dives for second sea test
Latest digital technology displayed at exhibition in Fuzhou, SE China