Prohibit. According to Article 32 of Shanghai's Regulations on Road Traffic Management, motorcycles, wheeled special-purpose mechanical vehicles, articulated buses, full-trailer trucks, vehicles towing construction tools, special-purpose working vehicles, vehicles with trailers, motor vehicles with coach number plates and temporary driving number plates, and motor vehicles with a designed top speed of less than 60 kilometers are prohibited from passing, so motorcycles are prohibited from passing in Shanghai.