[CRF] China Railway facilities

  This mod is carefully crafted based on the standards of the Ministry of Railways, covering numerous special signs and facilities of China's railways. Whether it's horn signs, no parking signs, connection and disconnection signs, or pantograph raising and lowering signs, they are all available, allowing players to more realistically experience the charm and rigor of railways in the game. At the same time, the mod also provides a variety of railway facilities such as ballast and crossing warning signs, making the railway system more complete and realistic.