Chengdu Huamei and Dahua are two well-known enterprises, each with its own advantages. As far as product quality is concerned, both companies have a good reputation. In terms of services, Huamei pays attention to details and provides personalized customized services. Dahua, on the other hand, pays more attention to customer needs and provides all-round solutions. From the perspective of brand influence, Huamei has a high popularity and reputation in the market. Dahua is famous for its stability and reliability.