Pine Labs — change in bank account number

Address:

Pune, Maharashtra, 413106

We are use pine lab my IDBI bank account is connect with us.
We are apply for change our bank account number of IDBI bank indapur to my new account of HDFC bank indapur, in solapur branch before 20 days to MR.Sayyad he report to his office and submit .but till date my problem was not solve we are call in office but no one can replay please help us.