2021 4th International Conference on Sustainable Development and Green Technology (SDGT 2021) will be held in Bangkok, Thailand during November 06-08, 2021. Conference Website: http://www.icsdgt.org/ SDGT 2021 Shining Points: 1 Paper Publishing:All the accepted papers will be published into International conference proceeding, which is indexed by EI Compendex, Scopus, Thomson Reuters (WoS), Inspec,et al. 2 We have invited three famous professors to be our kenote speakers, they are Prof.Kaimin Shih form the University of Hong Kong,Prof. Yaoming Hong from Nanhua University,Taiwan and Prof.Ngai Weng Chan from Universiti Sains Malaysia. 3 One day visite will be held on November 8，2021 in Bangkok. Submission and Contact Methods Submission Methods: http://confsys.iconf.org/submission/icsdgt2021 E-mail: sdgt@ieet.ac.cn Tel: +86-28-88220101 / Mobile: +86-28-15908122414 Conference Specialist: Ms.Hedy Zhao SDGT 2021 can provide a platform for academic communication in Sustainable Development and Green Technology. For more conference information, please visit the conference website: http://www.icsdgt.org/.