NGK is the abbreviation of Japan Special Ceramics Co., Ltd., mainly engaged in the sales of spark plugs, automobile exhaust filters, oxygen sensors and other products. In 2003, China's first production base, Shanghai Special Ceramics Co., Ltd., was established in Shanghai, enabling NGK to directly provide the world's highest level technology and services to major users in China.

2. Bosch Bosch

Bosch is one of the German industrial enterprises, engaged in automobile and intelligent transportation technology, industrial technology, consumer goods and energy, and construction technology. At the same time, it is also the most professional automobile technology research and development institution and the largest automobile parts manufacturer in the world.

3. Denso Denso

Denso is the first OEM manufacturer of auto parts in Japan and a supporting manufacturer of Toyota. The famous HKS modified spark plug is made by Denso, which is also specially designed for F 1 racing car. The iridium technology of Denso spark plug 0.4 is the only and thinnest in the world, and the U-shaped groove is also the patent of Denso.

4. Deco Delcaux

Deco is an independent after-sales business brand of General Motors. Established in 1908. 100 years, has been committed to providing high-quality auto parts for global car owners, with more than 65,438+million varieties of auto parts, covering independent after-sales markets in more than 0/00 countries and regions around the world.

5. Autrey autolysis rock

Autry is the first spark plug brand in North America, with more than 70 years of research and development and production history. It is a pioneer in the industry. It produced the first platinum spark plug in 1987, and its various spark plug products are deeply loved and relied on by users, and have long been the original supporting equipment of various models of North American automobile giants General Motors and Ford Motor Company.