1. Physical evidence appraisal center of the Ministry of Public Security, Beijing Xinsheng Lihua paternity appraisal center, Beijing Blood Center and Beijing Zhongtian Huakang paternity appraisal center. Units such as public security organs, notary offices, law firms, etc. usually accept the entrustment of paternity testing (privately entrusted paternity testing can choose to be anonymous or send DNA samples for testing)
2. Individual paternity testing parties only need to provide the identification samples and contact information, and then provide the address where the report needs to be mailed. If the identification samples are collected by themselves, they can be collected according to the instructions of the staff.
3. Collect blood samples from each client, and each person takes 2-3 ml of blood; After the blood collection is completed, the signature of the blood-collected party is required, and the party will confirm it according to the fingerprint; The parties concerned pay the paternity test fee. (The samples can be blood stains, oral mucosa and hair, etc.)
4. After collecting the blood samples of the parties, the paternity test unit usually makes a paternity test report which is reviewed and appraised by the staff within 3 weeks, and then sends it to the entrusting unit or the client, and the staff is responsible for explaining the appraisal results.
Remarks: DNA paternity is a very scientific and rigorous testing project, which involves the emotional relationship between families and children, legal family disputes and many other issues. When choosing an appraisal institution, we should identify the compliance and accuracy of the appraisal institution to avoid adverse consequences!