These two bicycles are not no-name brands.
Shenzhen Xidesheng Bicycle Co., Ltd. was established in 1995 with the trademark XDS. It is one of the largest bicycle manufacturers in China. Come to OEM high-end carbon fiber bicycles for international big brands, which are well-known domestically and even around the world.
Rex Bicycles is a world-famous bicycle brand founded in the United Kingdom in 1887. It is the largest bicycle manufacturer in the United Kingdom and has a high reputation and wide popularity in the bicycle industry.