活动照片
Zhang Group, annual party 2020
Zhang Group, autumn 2019
Zhang Group, Nanoenergy & Devices 2019
Zhang Group, summer 2019
Zhang Group, Autumn 2018
Zhang Group, Spring 2018
Zhang Group, ChinaNANO 2017
Zhang Group, Summer 2017
Zhang Group, Spring 2017
Zhang Group, Graduation 2016
Zhang Group, New Year 2016
Zhang Group, Autumn 2015
