REPAIR/MAINT OF SEWAR LINE, MANHOLES, CLEANING OF SEWAR APPURTENANCES, SEWAGE LINE AND REPAIRS TO HARD STANDING, CULVERTS/DRAIN, FOOTPATH AND MISC ITEMS AND COMPREHENSIVE REPAIRS/ MAINT INCL ROOF REPAIR, LEAKAGE/SEEPAGE, WATER SUPPLY, PLUMBING AND CE (投標 №97655537cn)