College degree or above in national education series. Main requirements for expanding information network education: 1, with junior college degree or above in national education series. 2. You must be at least 2 1 year old at the time of registration. 3. Students registered in the spring shall obtain the pre-certificate no later than February 28th of that year; Students registered in autumn should obtain the pre-certificate no later than August 3 1 day of that year. 4. Social workers.