Dong Yang Piston, which has been producing pistons for internal combustion engines for more than 50 years since its establishment in 1967, began mass-producing hydrogen fuel vehicle parts as part of business conversion in 2019 and is mass-producing top ports for Air suspension and electric vehicle inverter cooling modules in 2022. In addition, It’s being developing technology with the aim of the business reorganizing into an eco-friendly automotive parts manufacturer based on metal/plastic heterogeneous injection bonding technology, thermal management technology, and large chassis/current part casting technology.