Responsible for trade, economic and business development for Phuket, Office of Commercial Affairs Phuket is part of the Ministry of Commerce of Thailand. Foreign trade stats, trade indices, B2B E market and intellectual property are parts of the information which are available for business owners to come and learn about. The office is conveniently located in Phuket Town, in the same office as Phuket Insurance Office and close to large Seng Ho book store and Sino House Hotel.