If there is a free trade area between a country. This structure has Have exported products alike will become competitors. Most of the country to enter the market of another country.
If a free trade zone between the countries for one country. This structure contains the same item export will become a competitor of the country, and another to hit the market in other countries ' goods.
If there is an FTA that country one of the countries which have the structure of exports of goods, will become a competitor of the other goods, and the country will go to market products of Thailand.