I applied online. The process took 2 months. I interviewed at CLP Power Hong Kong (Sham Shui Po, Kowloon City) in Mar 2018
Interview
Firstly self Introduction, and then some typical Q & A part (e.g. personal strength and weakness), some job specific questions (e.g. cost, programme, safety, quality, etc.), some current affairs questions at the end. Interview last about one hour.