1, Advantages: The new project can increase the skills of beauticians, so that they can provide more diversified services, meet customers' needs and provide services or products that were not available before. It can expand the business scope of beauty salons and increase the source of income.

2. Disadvantages: The new project requires beauticians to learn new skills and knowledge, and it takes a certain amount of time and energy. The introduction of new projects requires some upfront investment, including the purchase of new equipment and the training of beauticians. It takes some time to be accepted by the market, which requires extra marketing expenses.