Binjiang community. Platinum Pearl Community is located in Ping 'an Road, Changhe Street, Binjiang District, Hangzhou, and was completed on 20 15. The residential property is Hangzhou Rainbow Property Management Co., Ltd., which belongs to Binjiang District. Hangzhou, referred to as "Hangzhou" for short, is the capital of Zhejiang Province, a sub-provincial city and the core city of Hangzhou metropolitan area.