膠州湾
Qingdao is a major seaport and naval base, as well as a commercial and financial center. It is home to electronics multinationals such as Haier and Hisense. The Jiaozhou Bay Bridge, links the main urban area of Qingdao with Huangdao district, straddling the Jiaozhou Bay sea areas. Its historic, German-style architecture and Tsingtao Brewery, the second largest brewery in China are legacies of the German occupation (1898-1914).