Sundarban Development Board has invited e-tenders from reliable and bonafide resourceful contractors for annual maintenance and repair of building, sanitary and plumbing works, and electrical works under the administrative control of the Sundarban Affairs Department at the 1st, 3rd and 4th Floors of Mayukh Bhawan. Tender Ref.: WBSDB/EE/CED-II/05(e)/2026-27. Bid submission ends on 21 August 2026 at 3:00 PM. Contact: Executive Engineer, Civil Engineering Division No.-II, Sundarban Development Board Website: https://wbtenders.gov.in