What are the preferential policies of social security for people with aerial work permits?

1 The first subsidy to 500 yuan includes six quasi-operation items, including low-voltage electrician operation, welding and hot cutting operation, climbing erection operation, high-altitude installation, maintenance and demolition operation, refrigeration and air-conditioning equipment operation, and refrigeration and air-conditioning equipment installation and maintenance.

The subsidy for the second stage is 1 000 yuan, including quasi-operation items: high-voltage electricity operation, gas operation, phosgene and phosgenation operation, chlor-alkali electrolysis operation, chlorination operation, nitration operation, ammonia synthesis operation, cracking (cracking) operation, fluorination operation, hydrogenation operation, diazotization operation, oxidation operation, peroxide operation and amino operation.

The third-stage subsidy 1.500 yuan includes four quasi-operation projects: power cable operation, relay protection operation, electrical test operation and explosion-proof electrical operation.