On 8 March 2019,  Siam DENSO Manufacturing Co., Ltd. (SDM) and Siam KYOSAN DENSO Co., Ltd. (SKD) has donated the used glassware from waste water quality analysis laboratory total 19 set and tables made from recycled milk box 15 set to Donhuaroh 1(Banmabsamkliao) Municipality School to be useful for teachers & students in scientific studies and as a way to use waste or non-recycled materials that is beneficial to further education.