FRW Wheel King-FRW Wheel King is a world-famous old sports car. Claudio Broussy, 1939, an outstanding Italian world cycling champion, founded the FRW Wheel King brand in Lavaine, Italy, specializing in mountain road racing and sports and fitness bicycles. Its high-end bicycle manufacturing technology and technology have reached the peak of bicycle manufacturing. As a pioneer and leader of bicycle culture, FRW Wheel King is recognized as the most successful top bicycle brand in the world.

Groundhog-Groundhog Chinese name Groundhog, commonly known as Groundhog. Marmot Groundhog was co-founded by the former president of CANNONDALE, an American high-end bicycle brand, and can be called Ferrari in bicycle industry. Marmot Groundhog Bicycle Company is the world's top bicycle manufacturer and one of the most professional bicycle brands that produce sports bicycles in the world. Groundhog is famous as the founder of 27.5-inch /650B bicycle.