1. Ordinary designers: charge according to the building square meters, and the design fee is about 80- 120 yuan/square meter;
2. Senior designer: the charge is based on the square meters of the building, and the design fee is about 120-300 yuan/flat. Generally, designers with more than 8 years experience in villa design charge within this range;
3. Well-known designers: well-known master designers in the industry, the design fee will be higher, generally the design fee is 300- 1000 yuan/square meter.
The more well-known designers charge, the higher it is, generally between 500-800 yuan/square meter, but it is definitely worth it! I hope my answer is helpful to you!
The above price source network is for reference only.