The models with diamond logos are Renault, Borgward and Mitsubishi.

1. Renault: Renault is a French vehicle manufacturer. Renault's trademark is four diamonds forming a large rhombus, which symbolizes the integration of the three Renault brothers and Renault cars, and implies that Renault can Survive, compete and develop in the infinite four-dimensional space. Renault Automobile Company is an automobile manufacturing and sales company. It was founded in 1898 by the three brothers Louis Renault and is headquartered in Boulogne, France. It is the third largest automobile group in Europe. The company is named after its founder, Louis Renault, and its graphic trademark is a pattern made up of four diamonds, symbolizing the integration of the three Renault brothers with the automobile industry and indicating that Renault can compete, survive and develop in an infinite four-dimensional space.

2. Borgward: Borgward’s logo is a diamond shape composed of red and white triangles. Its design is inspired by the flag of Bremen, Germany. BORG and WARD in the middle represent the castle guardian. At the same time, Borgward Taking the exclusive definition of active intelligence as the purpose of serving customers, this demonstrates the rigorous and advanced service concept of the Borgward brand.

3. Mitsubishi: Mitsubishi Motors is a Japanese multinational automobile manufacturer that produces private cars and light commercial vehicles. It is headquartered in Tokyo Minato and is a subsidiary of the Mitsubishi Group. In 1970, it became independent from Mitsubishi Heavy Industries' automatic vehicle manufacturing division.