Right Tunneling Public Company Limited, through the Earth Work – Slope Protection Package 5 of the Den Chai – Chiang Rai – Chiang Khong Railway Project (Contract 3, Chiang Rai Province), donated 6,000 bottles of 600ml drinking water to support flood-affected communities
via the Saeng Tham Public Charity Foundation in Thoeng District, Chiang Rai Province.