Is Tianlong Railway a high-speed rail?

No, Tianlong Railway is not a high-speed rail. It is a general-speed railway from Tianshui City to Longnan City under construction in Gansu Province, with a speed of 120~ 160 kilometers per hour. High-speed railway, referred to as high-speed railway for short, refers to a railway system with high design standards and high speed for the safe running of trains.