China Unicom's salesgirl in Honggutan Wanda Business Hall has five insurances and one gold. The treatment of sales staff in Unicom business hall depends on personal ability and technical level. There are five insurances and one gold. The average individual's salary is related to his level, technology, education and ability. Social insurance is compulsory insurance required by the state. The state develops social insurance, establishes a social insurance system and a social insurance fund, so that workers can get help and enjoy insurance benefits in cases of old age, illness, work injury, unemployment and maternity. China's "Labor Law" and "Social Insurance Law" clearly stipulate that it is the legal obligation of the employer to pay social insurance for workers, which is obviously compulsory by the state, and the employer shall not refuse to undertake this legal obligation under any excuse or reason.