(2019 - 2019) - Central Kowloon Route - Ho Man Tin Shaft HY/2014/09 
(2017 - 2018) - MTR Exhibition Centre Station - C1123
(2016 - 2017) - Liantang/ Heung Yuen Wai Boundary Contract 6, CV/2013/08
(2015 - 2016) - Tuen Mun Chek Lap Kok Link Toll Plaza Tunnel HY/2013/12
(2013 - 2015) - HK ZhuHai Macau Bridge –HK Link Road HY-/2011/03
(2012 - 2014) - Mass Transit Railway C1001 Kwun Tong Extension 
(2012 - 2014) - Mass Transit Railway C902 South Island Line
(2003 - 2004) - CLP Kwai Chung Cable Tunnel
(2002 - 2002) - Ma On Shan T7 Tunnel S86/2000
(2001 - 2001) - Cyberport Cable Tunnel
(1997 - 1998) - Route 3 Country Park Section-Tai Lam Tunnel
(1993 - 1995) - Cheung Ching Tunnel
(1990 - 1991) - Tuen Mun Sewage Tunnel
(1988 - 1990) - Tate’s Cairn Tunnel
(1986 - 1988) - MTR Eastern Harbour Tunnel
(1986 - 1988) - Route 5 Traffic Tunnel