1. The court cannot accept the case. Because only by telephone, the court could not determine the identity and address of the defendant, could not deliver legal documents to the defendant, and could not normally hear the case.
 2. It is the plaintiff's obligation to provide the defendant's address information, and the court can only serve legal documents to the defendant according to the defendant's contact information provided by the plaintiff. Therefore, if the plaintiff cannot provide the detailed address and contact information of the defendant, the court will consider that there is no clear defendant and the case will not be accepted.
 3. According to the law, the following conditions must be met for prosecution:
 （1） The plaintiff is a citizen, legal person or other organization that has a direct interest in the case;
 （2） There are definite defendants;
 （3） There are specific claims, facts and reasons;
 （4） It falls within the scope of civil litigation accepted by the people's court and under the jurisdiction of the people's court to which the lawsuit is filed.
 4. The bill of complaint shall state the following:
 （1） The name, sex, age, nationality, occupation, work unit, address and contact information of the plaintiff, the name and address of the legal person or other organization, and the name, position and contact information of the legal representative or principal person in charge;
 （2） Information such as the name, gender, work unit and address of the defendant, and information such as the name and address of the legal person or other organization;
 （3） The claim and the facts and reasons on which it is based;
 （4） Evidence and source of evidence, name and address of witness.
 Legal basis
 Article 119 of the Civil Code of the People's Republic of China [Binding force of contract] A legally formed contract is legally binding on the parties.