How much is a set of aluminum-clad wooden doors and windows in Wang Mei?

Generally speaking, Wang Mei, Mercer, Senying and other first-line brands at home and abroad are all above 5,000 yuan/square meter. Mid-range products are low-end versions, such as the cost-effective Green Shield Meijia doors and windows, which are between 2,500 and 4,000 yuan. Aluminum-clad wood brands below 2000 yuan can be basically excluded.