On Sep.21, the agreement signing and unveiling ceremony for the Yale-PKU Joint Research Center for Microelectronics and Nanotechnology was held in Yingjie Exchange Center.

• 9月21日，北京大学-耶鲁大学微电子和纳米技术联合研究中心成立签字暨揭牌仪式在北京大学英杰交流中心举行。