恒大华府伊顿幼儿园蒙氏数学区家长沙龙活动邀请函， invites parents of children in the 4-5 age range to participate in a math-related activity. The event is scheduled for January 14th, 2022, from 9:00 am to 10:00 am. It includes theoretical sharing, teacher introduction, group experience, and conclusion sharing.