在中国逐步进入新常态的背景下，企业对经济增长的作用越来越大。
它既可以为各社会团体提供大量的工作机会，减轻就业压力，又可以成为企业进行技术革新的主要源泉。
税收政策作为国家对经济进行调控的一种主要方式，其变化会深刻地影响到企业的生产运营以及相关利益方的决策。
政府可以利用税收政策来鼓励企业，从而使其更好的进行产业结构的调整，从而减少了企业的创新成本，增加了其预期利润；可以通过在税务系统中相应给予优惠待遇的条款，减少纳税人应承担的纳税责任，从而对纳税人及其相关的活动进行补助。
为了使企业能够更好地发展，本文将比亚迪股份有限公司作为一个案例，对其有关的税收政策的实施行了分析，并深入地对其在实施中出现的问题进行了深入地分析，从而给出了一些合理化的建议。
本文就近几年来比亚迪股份有限公司的发展情况进行了解释，特别指出了“企业”在税务方面所受到的影响不可忽视。
接着，以此为依据，对税收政策在对企业进行支持时出现的问题进行了分析，并对如何让有关政策得到更好的贯彻和实施，进而推动企业更好的发展提出了一些建议。
关键词：税收政策；影响效应；企业ABSTRACTIn the context of China's gradual entry into the new normal, enterprises are playing an increasingly important role in economic growth. It can not only provide a large number of job opportunities for various social groups, reduce employment pressure, but also become the main source of technological innovation for enterprises. As one of the main ways for the state to regulate the economy, the change of tax policy will profoundly affect the production and operation of enterprises and the decision-making of relevant stakeholders. The government can use tax policies to encourage enterprises, so that they can better adjust the industrial structure, thus reducing the innovation cost of enterprises and increasing their expected profits. The tax liability of taxpayers can be reduced by corresponding preferential treatment clauses in the tax system, so as to subsidize taxpayers and their related activities.In order to enable enterprises to develop better, this paper takes BYD Co., Ltd. as a case, analyzes the implementation of its related tax policies, and makes an in-depth analysis of its problems in the implementation, so as to give some reasonable suggestions. This paper explains the development of BYD Co., Ltd. in recent years, especially points out that the impact of "enterprise" on tax cannot be ignored. Then, based on this, the paper analyzes the problems of tax policy in supporting enterprises, and puts forward some suggestions on how to make relevant policies better implemented and promoted the better development of enterprises.Keywords:Ax policy; Influence effect; Enterprise1.1 新能源汽车及其产业的发展对于“新能源”的概念，我国学者并没有达成共识。
