The secretary office of SGEI 2021 will collect contributions and finish daily organizing work. All papers review process will be completed by program committee member and invited experts. If you have any question, please feel free to contact us.

May | 陈老师

WeChat: 13922150140

Mobile: 86-13922150140

邮箱：committee_sgei@163.com

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Address: 27/F, Southern Railway Building, No.57 Zhongshan 1st Rd., Yuexiu District, Guangzhou(Canton), China （中国广州越秀区 中山一路57号 南方铁道大厦27楼）