A drone photo shows a worker processing tea leaves at a tea processing enterprise in Zixing City, central China's Hunan Province, April 2, 2024. As spring unfolds, tea plantations across the region has entered the harvest season. Farmers and workers are gearing up for the market demand. (Xinhua/Zhao Zhongzhi)

A drone photo shows a farmer picking tea leaves at a tea garden in Zixing City, central China's Hunan Province, April 3, 2024. As spring unfolds, tea plantations across the region has entered the harvest season. Farmers and workers are gearing up for the market demand. (Xinhua/Zhao Zhongzhi)

An aerial drone photo shows workers processing tea leaves at a tea processing enterprise in Zixing City, central China's Hunan Province, April 2, 2024. As spring unfolds, tea plantations across the region has entered the harvest season. Farmers and workers are gearing up for the market demand. (Xinhua/Zhao Zhongzhi)

A worker processes tea leaves at a tea processing enterprise in Zixing City, central China's Hunan Province, April 2, 2024. As spring unfolds, tea plantations across the region has entered the harvest season. Farmers and workers are gearing up for the market demand. (Xinhua/Zhao Zhongzhi)

An aerial drone photo shows farmers picking tea leaves at a tea garden in Zixing City, central China's Hunan Province, April 3, 2024. As spring unfolds, tea plantations across the region has entered the harvest season. Farmers and workers are gearing up for the market demand. (Xinhua/Zhao Zhongzhi)

Workers process tea leaves at a tea processing enterprise in Zixing City, central China's Hunan Province, April 2, 2024. As spring unfolds, tea plantations across the region has entered the harvest season. Farmers and workers are gearing up for the market demand. (Xinhua/Zhao Zhongzhi)

Workers process tea leaves at a tea processing enterprise in Zixing City, central China's Hunan Province, April 2, 2024. As spring unfolds, tea plantations across the region has entered the harvest season. Farmers and workers are gearing up for the market demand. (Xinhua/Zhao Zhongzhi)