Is it original for a sub-car company to change its employee stock ownership?

CRRC's mixed employee stock ownership is the original stock. According to the relevant information, the employee stock ownership in the mixed reform is the original stock, and the employee stock ownership in the mixed reform of CRRC is the initial issue, which belongs to the original stock and will not be disintegrated and divided in the later stage. CRRC was formed by the merger of China South Locomotive and CNR. The scale of the enterprise is huge, and there are many wholly-owned, holding subsidiaries and shareholding companies in China.