package -21.installation for the single unit mini high mast solar street light system with 6x200 wp spv module, four nos 60w semi integrated street light with 60ah li-ion cell at shandir bazar shikarpur mouza booth no: 09/197 under nakkatigachh gram panchayat.2.installation for the single unit mini high mast solar street light system with 6x200 wp spv module, four nos 60w semi integrated street light with 60ah li-ion cell at infront of house of dipak mandal kamat fulbari mouza under nakkatigachh gram panchayat. 3.installation for the single unit mini high mast solar street light system with 6x200 wp spv module, four nos 60w semi integrated street light with 60ah li-ion cell at gongar par kabarshathan (ali hossain) shikarpur mouza booth no: 09/207 under nakkatigachh gram panchayat.4.installation for the single unit mini high mast solar street light system with 6x200 wp spv module, four nos 60w semi integrated street light with 60ah li-ion cell at ghuguratala bazar dhadial mouza booth no: 09/218 under nakkatigachh gram panchayat.