The secretary office of ICEPG 2021 will collect contributions and finish daily organizing work. All paper review process will be completed by committee members and invited experts. If you have any question, please feel free to contact our conference secretary. (Office Time 9:00 - 17:30, Time zone: GMT+8; Monday to Friday)

Ms. Liu

Email: ICEPG2021@163.com
QQ: 3280954869
Tel: +86-19880960280
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