Mr.Cha-em Chaemsaithong, Executive General Manager of DENSO (Thailand) Co., Ltd. (DNTH) presided over the environmental preservation activity #19. There were 74 participants including teachers and students from Wat Pimpawas School, Chachoengsao province, and DNTH volunteers attending the activity at DNTH Eco Park, Bangpakong plant, Chonburi province.

DNTH has been organizing the environmental training with the aims of promoting environmental preservation and sustainable coexistence with nature. This activity has been instructed through different kinds of hands-on learning zones such as wastewater treatment plants technology, application of effective microorganism to make cleaning solution, experiment of making kaffir lime hand cleaner, the innovation of KARAKURI-Solar Cell, soil improvement for planting, herb garden, and raising earthworms.