Carbon credits may be issued through the Verified Carbon Standard project, title “Grouped projects for Safe Drinking Water for Schools in Viet Nam (VCS project ID 3599) for the greenhouse gas emission reductions or removals associated with Ecozen – 25 water purifiers, manufactured by Viet Charcoal Production Company Limited in Di Su Commune, My Hao District, Hung Yen Province, Vietnam and distributed by Sustainability Investment Promotion and Development Joint Stock Company (SIPCO) whose emissions footprint is changed by the project activities.