Upstream starting getting tuna from abroad with transportation by ship because of the cost savings in transport and also have plenty which makes a lot of weight as well. When it comes to the factory, having inspect the goods and sent into the production process of the factory from the fresh fish until the finished product is ready to ship out.
Therefore, this factory is middle stream. In addition, the company can use all parts of the tuna used in the manufacturing process.
Last order is downstream, which was finished goods are exported to foreign countries and sales at shopping malls or retail stores throughout the country. In addition, the sale to an employee in the company is another alternative.