We use English in the trade. With foreigners to visit at our country, not only the Thai people. We have sell products to foreigners will have to introduce products to foreigners and the language to use to communicate in English. Communication is easy to talk to the customer or the foreigner or brands in the shop is famous. All kinds of products are in English only. If we can't read and recommended customers, we might lose customers. So the language is very important in trading goods with foreign customers. English is the main language used in the world, not only business. And the international trade to have to use English for international communication, and contact with product or business. English is the main language of investors. Products used in trading. Exchange goods to get satisfaction to foreign customers. We speak English. We can talk with foreigners to make foreigners are interested in our products. And bring our products sold abroad to build a foundation and a good opportunity, we can introduce our products to sell abroad. In The production and export.