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Products & ServiceWeichai Torch

Weichai Torch Technology Co., Ltd.



Weichai torch technology co.,ltd was established in 1961 as a state owned company.Now it is a subsidiary company of Weichai Power Group.

Weichai torch technology co.,ltd is the largest spark plug manufacturer in China with longest history. Torch brand spark plugs have 21 lines and more than 200 models which are widely applied for automotives, motorcycles, small gasoline engines. The Torch company has the advanced technology to manufacture platinum spark plugs, iridium-platinum spark plugs, multi-ground electrode spark plugs, V-cut center-electrode spark plugs, surface-sparking plugs, Nickel copper spark plug, V-groove center-electrode spark plugs, etc.The high quality products, competitive price, reliable service and professional technology make us take up 50% market share to be the No 1 in China. Annual capacity of Torch company will become 150 million pieces spark plugs in 2008, which is increased up to 50% compared with 90 million pieces in 2007.

Weichai torch technology co.,Ltd. pays much attention to technology improvement, and introduced the AC automatic assembly line from American Delphi Company the Bord line automatic assembly line from Bord Line Company. In 2006, Torch introduced full set of spark plugs automatical equipment from Delphi spark plug company in USA to sharply increase our production capacity with high quality control system.The spark plugs are exported to more than 20 countries and area, such as United State of America, Canada, Costa Rica, Italy, Malaysia, Singapore, United Arab Emirates, Saudi Arabia, Nigeria, Taiwan, Hong Kong, etc.

Torch always treats the quality as the treasure life and possession to pursue the zero defects. The high quality standards and control has brought us so many business clients and OEM clients such as Shanghai GM, Shanghai VW, Dongfeng Motor, FAW, Chery, Jelly, Shenyang Mitsubishi, and etc, and won good reputation from all of Torch clients.

Aiming at provide the most professional technology and service of spark plugs in the world, Torch is going to constantly improve its products and service to meet clients' needs.


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R & D

20000 +
Global R & D personnel
R & D institutions in five countries, ten regions


  • 5,000,000 units
  • 22-10000Ps
  • 200 million kilowatts
  • Application for all markets