IMPHAL, Aug 14: Stating the staff of National Highway 37 Development Committee (NHDC) are executing their duties smoothly, NHDC has appealed the National Highway 37 Surveillance Committee (NHSC), Noney District not to interfere in compensation issue within Kangpokpi District. A press release issued by NHDC also said that the maintenance and repairing works along NH-37 (Imphal-Jiribam) road, which passes through New Keithelmanbi to Charoipandongba, was carried out by M/S HVS.