If I just visit Phu Quoc island, can I have visa exemption?

When we offer Vietnam tour to friends and travelers, some friends ask if we just want to travel and be lazy there in Phu Quoc island, can they have a visa exemption.

In regard of this, in late 2005 the government passed regulations specifically in relation Phu Quoc Island entry, exit and residence of foreigners or Vietnamese holding foreign passports. These regulations are provided below with more details.

Under this Decision, foreigners and Vietnamese holding foreign passports who are, entering, exiting from, and residing in Phu Quoc Island for a stay period not exceeding 15 days are exempt from visas. The following section provides a summary of those regulations.
International flight arrivals

Foreigners who enter via another international border-gate of Vietnam and stay in its transit lounge before travelling to Phu Quoc Island shall also be exempt from visas. With the opening of the new airport international terminal in Ho Chi Minh City (Tan Son Nhat) foreigners will soon be able to transit from international flights directly to Phu Quoc, exempt from visa requirements for up to 15 days. Passports must be valid for at least 45 days. After arriving in Phu Quoc Island, if visitors want to travel other localities or stay in the island for more than 15 days, visitors are required to visit the immigration department who is responsible for issuing visas.

Arriving by ship via the East Sea?

Foreign-tourist ships can arrive or leave Duong Dong harbour in accordance with agreements signed with Vietnamese tourist companies. Foreign tourist ships which visit Duong Dong area & other areas (except restricted areas) must comply with Vietnamese immigration laws and Phu Quoc regulations, i.e. 15 day stay allowed exempt from Visa. Citizens of south-east Asian countries listed above, do not need certification when entering Duong Dong Town for up to 15 days. If visitors want to travel outside Phu Quoc Island and/or more than 15days, they will be required to obtain visa clearance provided by immigration in Duong Dong town.