在民事诉讼的过程中,当事人的确定是首先必须要解决的问题。只有在当事人明确的基础上,才能保障诉讼程序的顺利进行,同时,有助于纠纷的解决和最终确定既判力的效力。根据国内外法律界对诉讼当事人制度的研究,这一制度还是存在着许多疑点之处,如何进一步完善民事诉讼当事人制度是极其必要的。 In the process of civil litigation, the determination of the parties is the first problem that must be solved. Only on the basis of the parties’ clear grounds can we guarantee the smooth progress of the litigation process, and at the same time, it helps to resolve disputes and ultimately determine the effectiveness of res judicata. According to the research on litigant system at home and abroad, there are still many doubts about this system. How to further improve the litigant system is extremely necessary.