What does China Life mean by "three electricity and three sides"?

It is a process of recruiting talents for China Renshou Company. The "three electricity" in this sentence refers to the initial telephone interview, re-examination telephone invitation and employment telephone notice, while the "three sides" refers to the initial examination, re-examination interview and employment interview, while China Life adopts the "three electricity" and "three sides" method, which can fully understand the ability and quality of candidates and select the most suitable talents.