We've seen it befor: when the tender was extended, the Indian goverement announced it officially. So, now there was not announcement, so the deadline for the PO Release ends today.
https://scl.eprocure.isro.gov.in/viewpages/TenderNoticeDisplay.asp?6F583E5643D62CFC5AA1682F5C5AB83186C68945104447EDC8DC8C1E4125A0B8FA
The interesting question is now: when will we hear who won the tender?