Diachi spark plugs are produced in Tianjin factory.

THINKAUTO is committed to the innovation of car care products. In 2019, Chachi launched a new fully synthetic lubricant. In 2020, Dachi cooperated with TRW to launch brake fluid imported from the UK. In the same year, Dachi cooperated with ITW of the United States to launch a new series of engine in-depth maintenance products.

In addition, in 2020, Jiachi launched an air-conditioning maintenance series, including refrigerants, refrigeration oil products, air-conditioning pipeline sterilization and other products. In 2021, a new "Maxima" series of engine oils will be launched, and the API SP standard will be upgraded across the board.

Jiachi is a trademark registered by Shanghai Lelun Trading Co., Ltd. on the China Trademark Network on June 28, 2014. The registration number is 12024799, and the international classification number is 4. In 2019, Jiachi launched a new brand Fully synthetic lubricant. In 2020, Dachi cooperated with TRW to launch brake fluid imported from the UK.

In the same year, Dachi cooperated with ITW of the United States to launch a new series of engine in-depth maintenance products. In addition, in 2020, Jiachi launched an air-conditioning maintenance series, including refrigerants, refrigeration oil products and air-conditioning pipeline sterilization and other products. A new "Maxima" series of engine oils will be launched in 2021, and the API SP standard will be upgraded across the board.