| 2014– | Part-time lecturer for “Public Art” and “Light Art” at Core Education Programm, UST (HK) |
| 2012–14 | Vice Chairman Fotanian, Art organisation, Fo Tan (HK) |
| 2011– | Part-time lecturer for “Space & Site” at the Academy of Visual Arts, HKBU (HK) |
| 2008– | Establishment of laiyan Projects Limited — the company to make things beautiful! |
| 2007 | Gallery manager at the non-profit gallery 1a space (HK) |
| 2005 | Freelance artist with own studio Raumkunst |
| 2003-2004 | Exchange year at Waseda University Tokyo (JP) |
| 1996–2002 | lecturer for Mediatektur at the chair for CAAD at ETH Zürich (CH) Freelance artist at Designafairs GmbH, Munich (DE) |
| 2002-2004 | various teaching positions in the MFA course Public Art at Bauhaus-University Weimar (DE) |
| 2000 | Intern at Koike Kazuko design, Tokyo (JP) |
| 1999 | Intern at Ishiyama Osamu Underground Laboratory, Tokyo (JP) |