The parent company has issued and sent to the company as a distributor of several small packages. When it is time to deliver the number of balls the tour back to the parent company, which the company will manage triple paeng.
Tour companies main tour and has sent several small companies that are suppliers of package tours. By the time he sent the ball back to the tour company. The main company will arrange itself.
The main tour tour and sent a small company a package tour, several vendors When it is time to send the tourists back to the company. The main companies who made the trip.