Hi Sirisha,
If you are planning to do certification from India.
You can contact the SAP Labs, Bangalore phone number and they will give the exact details about the SAP HANA Certification. I have attached SAP LABS
Bangalore Details.
SAP India Pvt Ltd.
C/o.Dexler Information solutions Pvt Ltd.
No.5, Domlur Service Road,
Domlur, Airport Road, Near Shanthi Sagar,
Bangalore - 560047
Tel:080-41154150.
Also I suggest you to browse through the SAP Training and Education Catalogue and see which training course suits you best.
Attached web link for your reference.
https://training.sap.com/us/en/
Regards,
Hari Suseelan