The properties of fluorosilicone modified aliphatic polyurea topcoat and its application in the field of wind power concrete tower were introduced.The coating design scheme and coating construction technology were emphatically introduced.The coating provides an effective protection measure for wind power concrete towers located in alpine and marine areas.The coating has a contact angle with water>105°,good hydrophobicity,dirt resistance and self-cleaning function,excellent UV resistance,good alkali resistance,wind and sand resistance,high and low temperature impact resistance,and convenient winter construction.It shows a good application prospect in the field of wind power concrete tower protection.