Group 1 - The summer economy in Jinan is thriving, with various water-related attractions and activities attracting both locals and tourists [1][3] - The泉水浴场, the only open-air bathing area in China using natural spring water, has seen an average daily visitor count of around 1,000 [1] - Dragon Ding Waterfront Park has become a popular destination for families and fishing enthusiasts, featuring shaded paths and a small beach area [1][3] Group 2 - Jinan's water parks, including融创水世界, have opened for the summer season, offering a variety of attractions such as a giant wave pool and interactive performances [3][5] - 欧乐堡水世界 has launched with over 30 water entertainment projects and various themed activities, enhancing the summer experience for visitors [5] - The 22nd Water Splashing Festival at 九顶塔 and the opening of the Jinan Garden Expo World Water Park are set to further boost the local summer tourism market [6]