This photo taken on Oct. 24, 2024 shows the fish tanks at a plateau fishery science and technology park of Milin Farm in Nyingchi City, southwest China's Xizang Autonomous Region. Milin Farm in Nyingchi has developed plateau fishery farming since 2022 with the paired-up assistance by Zhuhai City in south China. (Xinhua/Li He)

Staff member Nyima Wangdu displays a rainbow trout bred at a plateau fishery science and technology park of Milin Farm in Nyingchi City, southwest China's Xizang Autonomous Region, Oct. 24, 2024. Milin Farm in Nyingchi has developed plateau fishery farming since 2022 with the paired-up assistance by Zhuhai City in south China. (Xinhua/Li He)

An aerial drone photo taken on Oct. 24, 2024 shows a view of a plateau fishery science and technology park of Milin Farm in Nyingchi City, southwest China's Xizang Autonomous Region. Milin Farm in Nyingchi has developed plateau fishery farming since 2022 with the paired-up assistance by Zhuhai City in south China. (Xinhua/Li He)

Staff member Nyima Wangdu examines a water sample at a plateau fishery science and technology park of Milin Farm in Nyingchi City, southwest China's Xizang Autonomous Region, Oct. 24, 2024. Milin Farm in Nyingchi has developed plateau fishery farming since 2022 with the paired-up assistance by Zhuhai City in south China. (Xinhua/Li He)

An aerial drone photo taken on Oct. 24, 2024 shows a view of a plateau fishery science and technology park of Milin Farm in Nyingchi City, southwest China's Xizang Autonomous Region. Milin Farm in Nyingchi has developed plateau fishery farming since 2022 with the paired-up assistance by Zhuhai City in south China. (Xinhua/Li He)