Certain Ordinary Shares of Youdao, Inc. are subject to a Lock-Up Agreement Ending on 13-MAY-2021. These Ordinary Shares will be under lockup for 91 days starting from 11-FEB-2021 to 13-MAY-2021. Details: The company's directors, executive officers, and NetEase have agreed with the underwriters, subject to certain exceptions, not to offer, sell, or dispose of any shares of share capital or securities convertible into or exchangeable or exercisable for any shares of share capital during the 90-day period following the date of this prospectus supplement.