Take a look at this page from the Taiwanese freeway authorities…

“Major Service Area / Connect Road”
“Only have S.B. Entrance & N.B. Exit”
“The Lists of National Highway Interchanges Mileage”…

Both halves of the Straits are now reunited by Chinglish…

They should read:

“Major Service Area / Connections to”
“Southbound entrance and northbound exits only”
“National Highway Interchange Mileage List”…