PolyU - Department of Land Surveying and Geo-Informatics(LSGI) 3.3 The Department of Land Surveying and Geo-Informatics, The Hong Kong Polytechnic University, Room ZS621, 6/F, South Wing, Block Z,Phase 8, 181 Chatham Road South, Hung Hom, Kowloon 0.80 Miles Away