Street bikes include cruisers, sportbikes, scooters and mopeds, and many other types. Peugeot Motocycles company remains a major producer of scooters, underbones, mopeds, and bicycles in Europe. The following is a list of motorcycles, scooters and mopeds produced by Honda. Electric vehicles, including cars, motorbikes and mopeds, are exempt from the annual circulation tax. Gasoline engines are used in most other road vehicles including most cars, motorcycles, and mopeds. These are better categorised as electric mopeds or electric motorcycles. Pedelecs are legally classed as bicycles rather than low-powered motorcycles or mopeds. Full car licences allow use of mopeds, motorcycles and cars. Disc brakes are now common on motorcycles, mopeds and even mountain bikes. Many jurisdictions classify pedelecs as bicycles as opposed to mopeds or motorcycles. Many residents travel on motorcycles and mopeds. Unlike many Chinese cities, motorcycles, mopeds, tricycles, and wooden handcarts are not permitted in Xiamen. Simson was a German company which produced firearms, automobiles, bicycles and motorcycles, and mopeds. The emissions of mopeds and scooters have been the subject of multiple studies. As demand for bicycles, mopeds and motorcycles declined, forestry became increasingly important.