As per the information available online, there are no such colleges which offers the Diploma in Mechanical Engineering course in a distant or part time mode. The course of Diploma in ME is a 3 years course which is usually conducted full time and online there are no updates available.

Top Diploma in Mechanical Engineering colleges are provided below:

LPU Jalandhar - Lovely Professional University

MSU Baroda - Maharaja Sayajirao University of Baroda

JMI New Delhi - Jamia Millia Islamia

VJTI Mumbai - Veermata Jijabai Technological Institute

Integral University, Lucknow

For more colleges you may visit the link below:

https://engineering.careers360.com/colleges/list-of-diploma-in-mechanical-engineering-colleges-in-india

To know more about the career in Diploma in ME visit the link below:

https://www.careers360.com/courses/diploma-in-mechanical-engineering

I hope this answer helps. All the very best for your future endeavors!