1. training plan: establish a comprehensive training plan, including sales skills, product knowledge, customer relationship management, marketing strategy, etc. And constantly train and guide the sales staff. 2. Sales skills: Sales personnel need to have good communication skills, persuasion skills and insight, be able to grasp customer needs, understand the deep-seated needs behind customers, and give professional guidance and suggestions. 3. Product knowledge: Sales staff should have a comprehensive understanding and understanding of the product, and can dig deep into the characteristics of the product and provide customized services for different customers according to the different characteristics of the product. 4. Customer relationship management: Sales staff need to establish good customer relationships, expand customer resources, understand customer needs, and improve and upgrade services according to customer feedback and suggestions. 5. Marketing strategy: In the promotion and marketing, sales personnel need to understand the market trends and competitors, grasp the market dynamics, master various marketing strategies, and constantly summarize and improve them in practice. In short, to improve the skills of sales staff in 4S stores, it is necessary to continuously strengthen training, optimize management, continuously improve service quality, and constantly innovate and improve, so as to finally achieve the goal of enhancing brand competitiveness and sales performance.