===== Past travels =====

  * March, 3, 2022, Colloquium at SJTU, Shanghai
  * <del>June 10-13, the 11th C-MaNGA workshop, Zhuhai</del>
  * May 14-17, 2021, the 23th Guoshuojing Symposium on Galaxies and Cosmology, Hangzhou  
  * March 25, 2021, Colloquium at NJU, Nanjing
  * <del>Dec, 2020, PFS collaboration meeting, IPMU, Tokyo University, Tokyo</del>
  * Dec, 2020, Jing-Guang-Xia Forum on Astrophysics, XMU, Xiamen
  * Nov, 2020, The 22nd Guoshoujing Workshop, SYSU, Zhuhai
  * <del>Nov, 2020, KIAS Workshop, Seoul</del>
  * <del>July, 2020, PFS science meeting, ASIAA, Taipei</del>
  * <del>June 8-12, 2020, SDSS collaboration meeting, NYC, USA</del>
  * <del>March 17-20, 2020, Oxford University, UK</del>
  * Dec 9-13, 2019, PFS collaboration meeting, Caltech, LA, USA
  * Nov 26, 2019, Colloquium at USTC, Hefei
  * Nov 4-8, 2019, The first Shanghai Assembly on Cosmology and Galaxy Formation, Shanghai
  * Oct 9-10, 2019, SJTU, Shanghai
  * July 23-25, 2019, Visit at ASIAA, Taipei
  * June 20, 2019, Colloquium at TJNU, Tianjin
  * May 22, 2019, Colloquium at SYSU, Zhuhai
  * May 10-13, 2019, The 21st Guoshoujing Symposium on Galaxies and Cosmology, Xiamen
  * April 18, 2019, Colloquium at SHAO, Shanghai
  * March 31 - April 5, 2019, MaNGA team meeting, Oxford, UK
  * Sept 5-7, 2018, SJTU, Shanghai
  * Aug 28-30, 2018, AGN and galaxies conference, SDU-Weihai, Weihai
  * Aug 2-7, 2018, The 5th workshop on key problems in galaxy evolution, Pingtang, Guizhou
  * July 2-6, 2018, The 20th Guoshoujing workshop on galaxies and cosmology, Sanmenxia 
  * June 18-22, 2018, SDSS-IV collaboration meeting, Seoul
  * June 3-4, 2018, The 7th C-MaNGA workshop, NAOC/UCAS
  * May 23-24, 2018, SHAO
  * April 25-27, 2018, The 2018 sub-mm science and technology workshop, Nanjing
  * April 24-45, 2018, SYSU, Guangzhou
  * Jan 8-9, 2018, The 6th C-MaNGA workshop, SHAO
  * Dec 4-6, 2018, The 2nd EGG workshop, SHAO
  * Nov 27-Dec 1, 2017, 9th PFS general collaboration meeting at IPMU, Tokyo
  * July 31-August 5, 2017, Kunming, The 4th workshop on key problems in galaxy evolution
  * July 21-24, 2017, Hefei, The 45th Anniversary of Astrophysics at USTC
  * July 18-20, 2017, Shanghai, EGG workshop at SHAO
  * June 8-9, 2017, Nanjing, the 5th C-MaNGA workshop at NJU
  * May 24-25, 2017, Zhuhai, Colloquium at School of Physics and Astronomy, SYSU
  * May 2-4, 2017, Hefei, Colloquium at Astronomy Department, USTC
  * April 27-28, 2017, Nanjing, Colloquium at School of Astronomy and Space Sciences, NJU