• Confusing environment found in large shows
The reason why in the trade show has confusing environment because in the international trade show there are more than hundreds distributors and more than forty thousand visitors are in 11 halls so it is possible to get confusing environment in the trade show.
• Excessive frequency of trade shows
There are many trade show in the world so if the trade show are excessive frequency, we may not get customers as much as they want. Moreover, it may affect to the sale promotion, cost of product and the cost of renting trade show booth.