Sri Trang Agro-Industry Pcl., Kanchanadit branch participated in mangrove plantings and marine breeder release to their nature source at Rad island, Don Sak District, Suratthani Province. This activity was co-organized by the High School alumni B.E. 2519 from Suratthani School, the villagers, and the Development of Mangrove Forest Station 14. The activities was to plant 1,000 mangroves and release marine breeders in order to enhance fertility of the mangrove forests as a habitat for marine animals and reduce global warming effect.