1. Advantages: It is an effective way for enterprises to get rid of tedious and unnecessary work, make them concentrate on developing core competitiveness, use external resources to improve work efficiency, improve equipment maintenance quality, reduce and save costs, improve flexibility and save labor costs.

2. Disadvantages: For the outsourcing of low-skill and low-frequency work, it is not cost-effective to use internal professional maintenance teams to deal with occasional low-skill maintenance tasks.