The six government-owned tunnels - Lion Rock,Aberdeen,Airport,Shing Mun,Tseung Kwan O and Cheung Tsing - are managed and operated by private companies under management contracts.

• 狮子山、香港仔、机场、城门、将军澳及长青6条港府拥有的隧道，已交由私营公司根据管理合约经营管理。