Trademark early warning method and system based on big data

The invention provides a trademark early warning method and system based on big data, and the method comprises the steps: searching industrial and commercial information, trademark information and other yellow page information which are publicized by an external network, and carrying out the comparison processing of the industrial and commercial information and the trademark information, and obtaining an early warning database; performing screening operation on the early warning database to obtain an early warning trademark conforming to screening and industry and commerce information of a subject to which the trademark belongs, and obtaining target customer information; an early warning condition is selected, early warning information processing is carried out on the target client, and an early warning client meeting the early warning condition is obtained; according to the trademark early warning platform, tracking service is carried out on early warning clients, functions of the trademark early warning pla