Hi Deepali,
The Indian Society for Training & Development (ISTD) conducts a Diploma Programme in Training & Development, introduced in 1979. It is a distance learning programme of 18 months duration, recognized by the Ministry of HRD Govt.of India and leading coporates in the Public and Private Sectors. The programme aims to help those who are engaged or wish to engage themselves in HRD Training activities.
It has two semensters - 4 papers per semester and internship to be done within 6 months. Total 18 months. Address: Executive Director, Indian Society for Training & Development, Training House, B-41, Qutab Institutional Area, New Mehrauli Road, New Delhi 110 016. e.mail:

,

; website:
www.istdtrg.org
For your kind information, i have successfully completed the said Diploma 3 years back. Should you require any more information, please feel free to contact me.
All the best dear.