In the near future, the supertest will test changes to several machines designed only for the Chinese region. List of these tanks:
-Waffenträger auf E 100 (P)
-Object 257 (P)
-Object 777 Variant IIC
These tanks are available only to Chinese players on the CN server, their addition to the servers of other regions, in particular the RU server, is not planned.
Source: RU Forums