a major seaport, naval base, industrial center

Qingdao, located in the southeast part of Shandong Province, is a major seaport, naval base, industrial center and also the home to Qingdao Beer and Haier. Reputed as "Oriental Switzerland" and "Asian Geneva", Qingdao is famous for the red roofs, green trees, blue sea, and azure sky.

located on the south facing coast of the Shandong Peninsula
Qingdao is located on the south facing coast of the Shandong Peninsula. It borders three prefecture-level cities, namely Yantai to the northeast, Weifang to the west, and Rizhao to the southwest. The city's total jurisdiction area occupies 10,654 square kilometers (4,114 sq mi). The populated sections of the city are relatively flat while mountains spur up within city limits and nearby. 

a temperate, four-season, monsoon-influenced climate
Qingdao has a temperate, four-season, monsoon-influenced climate that falls on the borderline between humid subtropical and humid continental.