An aerial drone photo shows the "Harmony Yungang" cruise ship arriving at the Lianyungang port in Lianyungang City, east China's Jiangsu Province, Dec. 28, 2025. A total of 255 South Korean tourists arrived in Lianyungang aboard the "Harmony Yungang" cruise ship, commencing a five-day New Year tour in China. This marks the largest group of South Korean travelers received at Lianyungang port passenger terminal since China's visa-free policy for South Korean citizens. (Photo by Wang Jianmin/Xinhua)

Tourists from South Korea get off from the "Harmony Yungang" cruise ship at Lianyungang Port in Lianyungang City, east China's Jiangsu Province, Dec. 28, 2025. A total of 255 South Korean tourists arrived in Lianyungang aboard the "Harmony Yungang" cruise ship, commencing a five-day New Year tour in China. This marks the largest group of South Korean travelers received at Lianyungang port passenger terminal since China's visa-free policy for South Korean citizens. (Photo by Wang Jianmin/Xinhua)

A police officer helps a South Korean tourist scan fingerprint at the arrival hall of the international passenger terminal of Lianyungang Port in Lianyungang City, east China's Jiangsu Province, Dec. 28, 2025. A total of 255 South Korean tourists arrived in Lianyungang aboard the "Harmony Yungang" cruise ship, commencing a five-day New Year tour in China. This marks the largest group of South Korean travelers received at Lianyungang port passenger terminal since China's visa-free policy for South Korean citizens. (Photo by Wang Jianmin/Xinhua)