Aerial photo taken on March 29, 2022 shows villagers picking tea leaves in Niaowang Village of Yunwu Township in Guiding County, southwest China's Guizhou Province. Tea harvesting is in full swing in Yunwu Township. Traditionally, Chinese value tea made from the very first tea sprouts in spring that should be picked up before Qingming Festival, which falls on April 5 this year. (Photos: Xinhua/Yang Wenbin)

A villager shows newly-picked tea leaves in Niaowang Village of Yunwu Township in Guiding County, southwest China's Guizhou Province, March 29, 2022. Tea harvesting is in full swing in Yunwu Township. Traditionally, Chinese value tea made from the very first tea sprouts in spring that should be picked up before Qingming Festival, which falls on April 5 this year.

Villagers pick tea leaves in Niaowang Village of Yunwu Township in Guiding County, southwest China's Guizhou Province, March 29, 2022. Tea harvesting is in full swing in Yunwu Township. Traditionally, Chinese value tea made from the very first tea sprouts in spring that should be picked up before Qingming Festival, which falls on April 5 this year.

Villagers pick tea leaves in Niaowang Village of Yunwu Township in Guiding County, southwest China's Guizhou Province, March 29, 2022. Tea harvesting is in full swing in Yunwu Township. Traditionally, Chinese value tea made from the very first tea sprouts in spring that should be picked up before Qingming Festival, which falls on April 5 this year.

Aerial photo taken on March 29, 2022 shows villagers picking tea leaves in Niaowang Village of Yunwu Township in Guiding County, southwest China's Guizhou Province. Tea harvesting is in full swing in Yunwu Township. Traditionally, Chinese value tea made from the very first tea sprouts in spring that should be picked up before Qingming Festival, which falls on April 5 this year.

A villager shows newly-picked tea leaves in Niaowang Village of Yunwu Township in Guiding County, southwest China's Guizhou Province, March 29, 2022. Tea harvesting is in full swing in Yunwu Township. Traditionally, Chinese value tea made from the very first tea sprouts in spring that should be picked up before Qingming Festival, which falls on April 5 this year.

Villagers pick tea leaves in Niaowang Village of Yunwu Township in Guiding County, southwest China's Guizhou Province, March 29, 2022. Tea harvesting is in full swing in Yunwu Township. Traditionally, Chinese value tea made from the very first tea sprouts in spring that should be picked up before Qingming Festival, which falls on April 5 this year.

Aerial photo taken on March 29, 2022 shows villagers picking tea leaves in Niaowang Village of Yunwu Township in Guiding County, southwest China's Guizhou Province. Tea harvesting is in full swing in Yunwu Township. Traditionally, Chinese value tea made from the very first tea sprouts in spring that should be picked up before Qingming Festival, which falls on April 5 this year.