An aerial drone photo taken on March 12, 2026 shows a tea garden in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region. As the spring tea picking season starts, tea factories and farmers are busy harvesting tea leaves in Sanjiang Dong Autonomous County. (Xinhua/Zhang Ailin)

An aerial drone photo taken on March 14, 2026 shows a worker processing black tea at a tea factory in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region. As the spring tea picking season starts, tea factories and farmers are busy harvesting tea leaves in Sanjiang Dong Autonomous County. (Xinhua/Zhang Ailin)

A farmer picks tea leaves in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region, on March 12, 2026. As the spring tea picking season starts, tea factories and farmers are busy harvesting tea leaves in Sanjiang Dong Autonomous County. (Xinhua/Zhang Ailin)

An aerial drone photo taken on March 13, 2026 shows a farmer picking tea leaves in a tea garden in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region. As the spring tea picking season starts, tea factories and farmers are busy harvesting tea leaves in Sanjiang Dong Autonomous County. (Xinhua/Zhang Ailin)

An aerial drone photo taken on March 12, 2026 shows farmers picking tea leaves in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region. As the spring tea picking season starts, tea factories and farmers are busy harvesting tea leaves in Sanjiang Dong Autonomous County. (Xinhua/Zhang Ailin)