1. Because of it's a new item, so it must use time to cause the market to know
2. During the first phase may need to be marketing campaigns to make consumers recognize the product that means the product might cost in a marketing campaign is high.
3. Distribution of goods to reach consumers need to rely on the partner that makes cost distribution products is high.
4. Entrepreneurs are small, the administration the lack of development production and sales as a professional. And neglect the research and development of products.