Zhuhai ZTLX Network Technology Co., Ltd

ZTLX has successfully deployed over 10,000 carriages with onboard Wi-Fi systems that have been operating safely and stably for more than 10 years. The company played a key role in formulating the Q/CR 727-2020 standards for onboard Wi-Fi software and hardware, as well as standards for EMU depot equipment and train-to-ground communication. ZTLX's systems are installed on more than 700 Fuxing high-speed trains, covering all models from Fuxing 350, 250, 160, 450, to the upgraded Hexie series. The company’s equipment, including 4G/5G gateways, VOD servers, ethernet switches, and intelligent APs, ensures reliable operation even under extreme conditions such as high altitudes and freezing temperatures.