In 2007, Heilongjiang Grain School and Heilongjiang TV University (now renamed Heilongjiang Open University) were upgraded to Heilongjiang Grain Vocational College.

20 17 1 1, Heilongjiang Vocational College of Grain was merged into Heilongjiang Vocational College of Communications.

If you want to inquire about the relevant archives, it is suggested to contact Heilongjiang Communications Vocational and Technical College first, and then contact Heilongjiang Open University to see who has it.