What is the nature of Baoji Sifang Communication Engineering Co., Ltd. recruiting Unicom salespersons?

Unicom, telecommunications, mobile, very few social recruitment, generally campus recruitment, you said that the signing company may have the following two phenomena: first, the third-party contractor (that is, the unit you signed has a contract agreement with Unicom, such as running business, agency, maintenance and so on. ), second, third-party contract workers (all you do is work in Unicom, but you sign a third-party contract, so do you enjoy the treatment? Bonuses are almost the same), I can tell you for sure that at present, the three major operators will not recruit formal workers from the society, and even the campus recruitment is very low, recruiting 10 college students, with a default of 7.