So, my research consider promotion methods, products type, recommender and license as Interference variables , and confer these factor how to influence customers purchase intention.

• 所以本研究以促销手段、产品种类、高低价位、认证与否、推荐人与否为干扰变项，探讨这些因素对消费者购买意愿影响的干扰效果。