8:30 am and 20:00 pm Nantong Qingshui Ceramic Breakfast: 7:00-8:30 Dinner: 18:00-20:00. Nantong, referred to as Tong for short, was called Tongzhou in ancient times, also known as Jinghai, Chongzhou and Chongchuan. It is a prefecture-level city in Jiangsu Province, bordering the Yangtze River in the south and facing Suzhou and Shanghai across the river through Sutong Bridge and Chongqi Bridge respectively.