On January 5th, it was announced that Google will reform the way businesses track users online, mainly focusing on the use of cookies. Cookie is a technology that records the activities of internet users on various websites, and its function is to facilitate advertisers to place relevant advertisements on users. Starting from this Thursday, Google will begin a limited test to restrict 1% of users using its Chrome browser from using cookies. Google plans to cancel cookies for all Chrome browser users by the end of this year.