Hongkonger Lam Chun and his family hopped onto a high-speed train for the first time last month for a five-day holiday in Zhangjiajie in Hunan province, finding the experience more suitable for travelling with the elderly. The 54-year-old medical sector professional said he accomplished a mission of travelling with his 90-year-old father and 85-year-old mother, along with a domestic helper, on a sightseeing trip. He chose Zhangjiajie because the train journey took about six hours, giving his...