Tech Mahindra — delay in joining

Address: 201301

Hello team
My name is anirudh tyagi i had given the interview on 21st of march and selected
Hr told me that joining will be on 1st week of the next month but now 43 days has been passed i haven't got any call or message regarding the joining when i am trying to call the hr name manpreet she is not giving any response their are more than 25 candidate who are facing this problem too i haven't received any proof of joining loi or any appointment letter. This poor management is impacting the company reputation kindly check the concern and confirm my joining as soon as possible.
Thanx
Anirudh tyagi
Selected in process - gstn
Contact - [protected]
Email - [protected]@gmail.com