市场的发展和激烈的竞争引发不正当竞争行为及手段不断发生新的变化。司法实践中对不正当竞争行为的认定也更为复杂。现行《反不正当竞争法》及最高人民法院的相关司法解释难以涵盖所有新出现的不正当竞争问题。本文对新出现的若干不正当竞争行为的性质进行了分析,也对传统不正当竞争行为的认定标准进行了探讨。文章最后从立法和司法实践的处理上提出了积极的建议。 Market development and fierce competition lead to unfair competition and new means of constantly changing behavior. Judicial practice of unfair competition is also more complicated. The existing “Unfair Competition Law” and the Supreme People’s Court’s judicial interpretation of it is difficult to cover all emerging unfair competition issues. This article analyzes the nature of several emerging unfair competition practices and discusses the criteria for the identification of traditional unfair competition practices. Finally, the article puts forward some positive suggestions on the handling of legislation and judicial practice.