SDEC headquarters and main production facilities are located in Yangpu District, Shanghai.
Founded as the Wusong Works organization in 1947, it was renamed Shanghai Diesel Engine Factory in 1953.
[3] In 2021, SDE underwent "major asset restructuring" and was renamed Shanghai New Power Automotive Technology (SNAT).
The D series engine was jointly designed by SDEC and AVL (Austria) based on domestic fuel quality and user habits.
In 2005, SDEC carried out a redesign and 4-valve upgrade in cooperation with the Southwest Research Institute (SwRI) of the USA.