2019/11/18. In 2019 Greenbuild Atlanta, EMSI General Manager Dr Huang YI Chun, EMSI Head of Business Development Lin Yujie, IWBI President Rachel Gutter, IWBI Asia President Xu Ya, celebrates our collaborations and success of WELL certification. Over the years, EMSI has strongly supported the development and advocacy of the WELL Building Standard: from standards advisory, v1 & v2 performance verification, faculty awards, and more than 500,000m2 of certified area to date. See more