Visitors watch ice-fishing on the Chagan Lake in Songyuan City, northeast China's Jilin Province, Dec. 27, 2019. A winter fishing-themed tourist festival opened on Saturday on the ice-covered Chagan Lake, one of the largest freshwater lakes in China known for its centuries-old tradition of ice-fishing. (Xinhua/Zhang Nan)
A worker throws a big fish onto a truck on the Chagan Lake in Songyuan City, northeast China's Jilin Province, Dec. 27, 2019. A winter fishing-themed tourist festival opened on Saturday on the ice-covered Chagan Lake, one of the largest freshwater lakes in China known for its centuries-old tradition of ice-fishing. (Xinhua/Zhang Nan)
A visitor poses for photos with a big fish on the Chagan Lake in Songyuan City, northeast China's Jilin Province, Dec. 27, 2019. A winter fishing-themed tourist festival opened on Saturday on the ice-covered Chagan Lake, one of the largest freshwater lakes in China known for its centuries-old tradition of ice-fishing. (Xinhua/Zhang Nan)
The opening ceremony of a winter fishing-themed tourist festival is held on the Chagan Lake in Songyuan City, northeast China's Jilin Province, Dec. 28, 2019. A winter fishing-themed tourist festival opened on Saturday on the ice-covered Chagan Lake, one of the largest freshwater lakes in China known for its centuries-old tradition of ice-fishing. (Xinhua/Zhang Nan)
The opening ceremony of a winter fishing-themed tourist festival is held on the Chagan Lake in Songyuan City, northeast China's Jilin Province, Dec. 28, 2019. A winter fishing-themed tourist festival opened on Saturday on the ice-covered Chagan Lake, one of the largest freshwater lakes in China known for its centuries-old tradition of ice-fishing. (Xinhua/Zhang Nan)
People buy fishes at the fish supermarket of the Chagan Lake in Songyuan City, northeast China's Jilin Province, Dec. 27, 2019. A winter fishing-themed tourist festival opened on Saturday on the ice-covered Chagan Lake, one of the largest freshwater lakes in China known for its centuries-old tradition of ice-fishing. (Xinhua/Zhang Nan)
Visitors watch ice-fishing on the Chagan Lake in Songyuan City, northeast China's Jilin Province, Dec. 27, 2019. A winter fishing-themed tourist festival opened on Saturday on the ice-covered Chagan Lake, one of the largest freshwater lakes in China known for its centuries-old tradition of ice-fishing. (Xinhua/Zhang Nan)