公司担保无论在学术界,还是司法实务当中,都是一个热点话题,有限责任公司担保的效力问题更是实践当中的常见疑难杂症。本文在对有限责任公司担保类型界定的基础上,从公司担保能力和主体资格的正本溯源着手,对有限责任公司担保的效力和民事责任的承担进行了有益的探索,以期对司法实务有所裨益。 Corporate guarantees are a hot topic both in academia and judicial practice. The validity of the guarantee of a limited liability company is a common complication in practice. Based on the definition of limited liability company’s guarantee type, this paper starts from the originality of the company’s guarantee ability and principal qualification, and makes a useful exploration on the effect of the guarantee of the limited liability company and the burden of civil liability in the hope of benefiting the judicial practice .