Developer : M.T.R.C.
Main Contractor : Kaden – Chun Wo Joint Venture
Kai Tak Station and Kai Tak Station to To Kwa Wan Station Tunnels (Contract No. 1108)
- Diamond Hill to Kai Tak Tunnels (Contract No. 1107)
- To Kwa Wan Station and Ma Tau Wai Station, and To Kwa Wan Station to Ho Man Tin Station Tunnels (Contract No. 1109)