Chengdu Dayun Automotive Group Co. Ltd., (Dayun Light Truck), manufactures light trucks under the Dayun brand. It is based in Chengdu, Sichuan, China. * Dayun Motor Main article: Dayun Motor Shanxi Dayun Automobile Manufacturing Co., Ltd, (Dayun Motor), is a heavy truck manufacturer in Yuncheng, Shanxi, China. They manufacture under the Dayun brand. * Chuanlu Motor - produces Dayun heavy trucks