Xinhua Silk Road: Factory tours become new trend for cultural tourism in Jiaozhou, Shandong Province
BEIJING, Sept. 23, 2026 /PRNewswire/ -- Factory tourism is becoming a new trend in Jiaozhou, a city in Qingdao, east China's Shandong Province, breathing new life into the city's cultural tourism industry. Children take a study tour at Qingdao...