California State University Long Beach students experience Chinese traditional cuisine at a restaurant in Qingdao's Shibei district. [Photo provided to chinadaily.com.cn]

Qingdao and Long Beach established their sister city relationship in 1985, leading to extensive cooperation in economy and trade, port management, education, and cultural exchanges.

The US students delved into Chinese culture and technological advancements during the six-day trip, enhancing their communication with local peers. The itinerary included visits to significant landmarks and companies in the city, such as Haier, Tsingtao Brewery, and the Qingdao Port.