How many factories does Denso Spark Plug have in China? What is their code name?

Spark plugs have four factories in China, the code names are IK20tt, IKh0TT, ITV20TT and IxeH20TT.

Denso spark plug is made in Japan and belongs to Denso Company. China's four factories are located in Tianjin, Guangzhou, Wuxi and Suzhou.

It is ok to use the original factory and other brands for automobile spark plugs, but you must choose the same model as the original car. If incompatible spark plugs are used, it may cause various vehicle failures and may damage the engine. It is suggested to choose a brand with high adaptation rate, which makes it easier to match the right model.