Regulations for Passenger Ship Administration Article 97

Except as otherwise stipulated in the two preceding articles, the passenger ship furnishing meals for cabin or steerage passengers in the mess room shall provide a mess room capable of accommodating no less than one-third of the total number of passengers on board. While, if none of such mess room in the ship, there shall be an adequate passage in front of galleys or pantries accessible to passengers, except for passenger ships navigating shorter voyages, which do not furnish meals.
中文原文 客船管理規則第97條
客船僅在餐廳供應房艙或統艙乘客膳食時,除前二條另有規定外,其餐廳之容量,不得小於所載乘客全部人數三分之一,如未設餐廳者,應於廚房或配菜間前,留有足量之通道,以便乘客往來之用。
但短程客船不須供給膳食者,不在此限。

English translation for reference only; the Chinese text prevails. Not legal advice.