NHIDCL enkawlna hnuaia awm thin Ser-chhip khawpui chhung paltlangtu kawngpui chu PWD enkawlna hnuaia dah a nih hnuah siamthat hna thawh mek niin khaw awmdan in a zir chuan Vawiin, June 1, 2026 atang hian Blacktop hna tan tum a ni a, tun tumah hian Bituminous Concrete (BC) hmanga kawng hi siam tum a ni.
