Apply directly: Harbin Patent Agency, Fifth Floor, Hengyun Building, No. 8 Ashhe Street, Nangang District, Harbin City, Harbin Patent Agency, State Intellectual Property Office There are many agencies: Unit: Harbin Hako Patent Office Co., Ltd. Postal code and address: No. 27, Shangyou Street, Daoli District, Harbin City, Heilongjiang Province Unit: Harbin Songhuajiang Patent and Trademark Office Postal code and address: 150001 Unit on the fourth floor, No. 26, Xidazhi Street, Nangang District, Harbin City, Heilongjiang Province : Zongkang Patent Office, Nangang District, Harbin City Postal code and address: 150080 Door 3, 2nd Floor, No. 8, Qingming Sandao Street, Nangang District, Harbin City Unit: Harbin Oriental Patent Office...Foreign-related postal code and address: 150001 Harbin City, Heilongjiang Province No. 115, Xuanhua Street Unit: Harbin Chuanda Patent Office Postal code and address: 150001 Room 120, 72nd Floor, Harbin Engineering University (Achievement Transformation Center), No. 2 Yiman Street, Nangang District, Harbin City, Heilongjiang Province Unit: Harbin Longke Patent Agency Co., Ltd. Company postal code and address: 150001 No. 204, Zhongshan Road, Nangang District, Harbin City, Heilongjiang Province