川沙 Traditional form: 川沙 Pinyin (reading): Chuānshā Definitions: Chuansha, name of street and park in Pudong New District 浦東新區/浦东新区 ( Pǔdōngxīnqū), Shanghai Characters: 川 - stream, river 沙 - sand, gravel, pebbles; granulated Traditional characters: 川 - stream, river 沙 - sand, gravel, pebbles; granulated