On 5th November 2017, MMC Pembetungan Langat Sdn Bhd (MMC PLSB), a member of MMC Group participated in the Environment Day Celebration with Friends of Langat River organised by the Ministry of Energy, Green Technology and Water (KeTTHA) at Universiti Kebangsaan Malaysia, Bangi. The event was officiated by Chief Secretary of KeTTHA, YBhg Dato' Seri Ir Dr Zaini Ujang has attracted more than 300 participants from university students, members of the governments, agencies, and public. Various activities were held such as gotong-royong to clean Langat River, demonstration and exhibitions by water and sewage agencies, children's colouring contest, mural paintings and more.

On that day MMC PLSB contributed two cabins to KeTTHA that will be soon used as Langat River Education Centre. The Langat River programme in collaboration with Universiti Kebangsaan Malaysia is a part of National Blue Ocean Strategy (NBOS) initiated by KeTTHA to increase public awareness on Government’s initiative to sustain clean water for Hulu Langat residents.