A web server 110 for providing tag information in connection with the Internet using the main server 130 and a main server 130 for providing trend information after login through the Internet network 30, And a subscriber terminal (140) The main server 130 includes a preliminary step S0 for searching the user needs and trends by keyword and tag number using an open application program interface (Open API (Application Program Interface)) at the request of the subscriber terminal 140; The main server firstly scans the search data of the preliminary step S0 in a design, a consumer, a market, and a technical field in association with the keyword scan and the number of tags, and then stores the scanned data. The main server displays an obtained result of the first step (S10) in a separate frame form on the display screen and displays the displayed trend information in a frame so that the subscriber can confirm the trend information. Is a method of providing design trend information.
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