近年来,人们的观念随着经济的发展与文化的传播而发生改变,传统的婚姻制度也随之发生改变,非婚同居现象越来越普遍,其产生的法律问题和纠纷也越来越多,逐渐引起社会的普遍关注,但是我国目前在非婚同居关系这一部分并没有完善的法律法规制度,因此生活中很多纠纷和问题都得不到更好的解决。对此文章主要介绍了非婚同居关系的含义及其认定,重点从人身关系和财产关系以及亲子关系三个角度提出了一些对我国非婚同居法律制度构建的建议。 In recent years, people’s concepts have changed with the development of economy and the spread of culture. The traditional marriage system has also changed. The phenomenon of non-marital cohabitation has become more and more common. There are also more and more legal problems and disputes , And gradually aroused the widespread concern of the society. However, there is no perfect law and regulation system in our country at present. Therefore, many disputes and problems in life are not solved well. This article mainly introduces the meaning and determination of the relationship of non-marital cohabitation, and puts forward some suggestions on how to construct the legal system of non-marital cohabitation in our country from the perspectives of personal and property relationship and parent-child relationship.