CR Vanguard Co., Ltd. CR Vanguard 2025-2027 Opening Ceremony and Offline Activities Promotion Project Lot 2-5 Change Announcement No.: WJBGGG202504270002 The Company issued the CR Vanguard 2025-2027 Opening Ceremony and Offline Activities Promotion Project Lot 2-5 Announcement (Project No.: WJCGXY202504220003) on April 22, 2025, and now makes the following changes: before the type change, the deadline for time quotation after the time change is 10:00:00, April 29, 2025 09:00, May 7, 2025 In addition to the above changes, the original announcement The rest is still effective. CR Vanguard Co., Ltd. April 27, 2025