For example, a defendant may want to bring in another company as a codefendant. 例如，一个被告可能应该引进另外一个公司作为共同被告。
Otherwise, the user will be regarded as codefendant and has to bear the legal liability as well as forfeits the right of enjoying after service. 否则，如涉及法律问题，用户将被诉为共同被告，承担相应法律责任，并且用户将丧失继续享受售后服务的权利。
