如果以程序标准定义当事人概念,就有可能会出现不适格当事人存在于诉讼中的情形。为了妥善、高效率地解决纠纷,实现民事诉讼的目的,在我国立法中有必要重新确立和完善当事人更换制度。首先,更换当事人必须符合一定的条件:一是要征得当事人同意,二是有助于诉讼的进行;其次,更换之后原则上诉讼程序继续进行,但有例外。 If the procedural standard defines the concept of parties, there may be cases of disqualification parties exist in the proceedings. In order to properly and efficiently resolve disputes and realize the purpose of civil litigation, it is necessary to re-establish and perfect the system of parties’ replacement in our country’s legislation. First of all, the parties must be replaced must meet certain conditions: First, to obtain the consent of the parties, the second is conducive to litigation; Second, after the change in principle, the proceedings continue, with some exceptions.