大欖隧道
Before the completion of Tsing Long Highway, the southern end of the Highway connected to Castle Peak Road and Au Tau Interchange. When Tsing Long Highway was opened in 1998, San Tin Highway was connected to it, thus linking up with Tai Lam Tunnel and Yuen Long Highway. The interchange near Fairview Park is the roundabout which has the most exits in Hong Kong. It has 7 entrances and exits which lead to: