anda ▁Sing ha ▁viz . ▁Cha uld hu wa ▁P uk h uri , ▁K ad am oni ▁pu kh uri , ▁Da ▁D har ua ▁P uk h uri , ▁Mah d hu wa ▁P uk h uri , ▁B ator ▁P uk h uri , ▁Log oni ▁P uk h uri , ▁Na - P uk h uri , ▁De vi ▁P uk h uri , ▁K umb hi ▁P uk h uri , ▁and ▁R up ah i ▁P uk h uri . ▁ ▁A part ▁from ▁these ▁p onds , ▁there ▁are ▁many ▁ancient ▁roads ▁constructed ▁in ▁different ▁parts ▁of ▁the ▁M utt ack ▁territory . ▁God ha - B or bar u ah ▁road , ▁Rang agar ah ▁road , ▁Raj gor ▁road , ▁and ▁H atial i ▁road ▁were ▁main ▁roads ▁within ▁the ▁territory . ▁ ▁In ▁ 1 8 2 3 , ▁the ▁British ▁first ▁discovered ▁tea ▁plants ▁in ▁S adi ya ▁and ▁the ▁first ▁tea ▁plant ation ▁was ▁started ▁in ▁Ch ab ua ▁near ▁T ins uk ia . ▁The ▁name ▁Ch ab ua ▁comes ▁from ▁" Ch ah - Bu wa "/ te a ▁plant ation . ▁ ▁In ▁ 1 8 8 2 , ▁the ▁D ib ru – S adi ya ▁Railway ▁was ▁opened ▁to ▁traffic ▁by ▁the ▁Ass am ▁Railway ▁& ▁Tr ading ▁Company , ▁cent red ▁on ▁T ins uk ia , ▁and ▁a ▁turning ▁point ▁in ▁the ▁economic ▁development ▁of ▁north - east ▁India . ▁ ▁Econom y ▁