Food City in Shatou South District, Chang 'an Town, Dongguan City. According to Baidu map query, the address of Dongguan Chang 'an Machida Sushi Store is located in the food city of Shatou South District, Chang 'an Town, Dongguan City. Sushi (zushi) is a traditional Japanese cuisine. Sushi in ancient Japan is salted fish marinated with salt and rice, which evolved into sushi today.