One., To prevent imports banned in the country 2., To the local economy and better solutions trade balance improved 3., To protect stealth and evade paying taxes on imported goods . four.To public health in the country .
1. in order to prevent the import of goods prohibited for sale in the country. 2. To a better domestic economic and political problems and a better trade balance 3. So stealth ngapongkan and escape the tax paid for goods imported 4. The health of the people in the country. .
1. To prevent the import of products sold in the country do not 2. To economic growth in the country. and fix the balance of trade. 3. To prevent eavesdropping and a escape from the paying taxes for imported goods 4.health of the people in the country