反诉属于一种较为典型的诉的合并,有利于实现节约诉讼成本、司法资源,并且有助于避免裁判间的矛盾。反诉是美国民事诉讼法中共同诉讼制度的重要组成部分,可分为强制反请求与任意反请求,尤其是强制反请求制度,反映了美国民事诉讼法对统一解决纠纷、提高诉讼效率等价值目标的追求,其中的某些内容对我国反诉制度的完善具有重要借鉴意义。 Counterclaim belongs to a more typical type of merger, which helps to save litigation costs and judicial resources, and helps to avoid conflicts between referees. Counterclaims are an important part of the common lawsuit system in the Civil Procedure Law of the United States. They can be divided into compulsory and arbitrary counterclaims, especially compulsory counterclaims, which reflect the value goal of the United States Civil Procedure Law in resolving disputes uniformly and improving litigation efficiency The pursuit of some of which content of China’s counterclaim system has important reference significance.