NRAC issued the 10th batch of ministerial-level railway standards

On 5^th November, NRAC (National Railway Administration of China) issued the 10^th batch of ministerial-level railway standards of 2018, including TB/T 3528.1-2018 “Communication Protocol of Railway Signaling Security Part 1: Protocol I”, TB/T 3506-2018 “Electrical Equipment of Railway Vehicle- Low-voltage Control Switch”.