The construction unit failed to perform the contract. According to Zhihu's inquiry. Com, as of August 24, 2023, the reason why the new building in Heilongjiang Province was not completed was that the main contractor, general contractor and supervision unit failed to perform the contract during the construction of the new building in Heilongjiang Province. In response to the feedback from the inspection team, the provincial party Committee and the provincial government decided not to seriously implement it, and the supervision of the illegal subcontracting of the new building construction unit was not in place. The main leaders and leaders in charge of the department held several meetings to study and take effective rectification measures.