After question part, President Liu of Microsoft Club presented a keepsake to Wang, to thank his wonderful lecture and his coming.

• 在提问环节之后，现任微软俱乐部主席刘畅代表微软俱乐部向王知衍教授赠送了纪念品，感谢王教授的精彩演讲，感谢他对本次活动的支持。