The Honda Dio is a scooter manufactured by Honda and was introduced in 1988. It was originally built in Japan, as a 2-stroke model until 2001. It is now assembled by Sundiro Honda Motorcycle Co., Ltd. in China. It is composed of four-stroke lines: the AF-series 50 cc (3.1 cu in) (SK50) and the JF-series 110 cc (6.7 cu in) (NSC110) are now assembled in China.