One to one interview was done very easy old job details and other details need to be told to them you can easily tell them in any language but go with a reference refrigeration cycle is enough to know basics
I applied through university. The process took 1 day. I interviewed at HTL Aircon (Jabalpur) in Dec 2017
Interview
Campus came to college for selection and they took 5 students out of 300.
3 level of interview was conducted. 1. Written exam 2. Group discussion 3. Interview
In each level competition was getting tough but chances of selection getting high