Danfeng Road. According to the query on the Zhifuzi official website, the address of the Hangzhou Trademark Registration Service Hall is the trademark acceptance window on the 2nd floor of the Intellectual Property Building, Danfeng Road, Binjiang District, Hangzhou City, Zhejiang Province. Hangzhou City, referred to as "Hang", formerly known as Lin'an, Qiantang, and Wulin in ancient times, is a prefecture-level city, provincial capital, sub-provincial city, and megacity under the jurisdiction of Zhejiang Province. It is the core city of the Hangzhou metropolitan area and the economic, cultural, science and education center of Zhejiang Province approved by the State Council. Center, one of the central cities in the Yangtze River Delta, with a total area of ??16,850 square kilometers.