Insufficient Tender Detail:-

Go to http://seller.indiamart.com/login/adminlogin and view client account My.Indiamart > Buy Leads>Purchased tender lead (ID) then go to http://tenders.indiamart.com/details/ID and click view document.
Visit authority website as mentioned in tender notice and check tender section.
Providing tender document if available publicly by authority or relevant information which are available in other sources.