中国最尴尬的沿海城市，有世界级深水港却是三线城市，有苦难言

Group 1 - The article discusses the economic significance of geographical location, particularly for coastal cities, which often benefit from maritime trade and resource availability [1][3] - It highlights the importance of shipping as a key method for international trade, emphasizing its historical and modern relevance in facilitating economic exchanges between countries [3][5] - The article focuses on Ningde in Fujian Province, which has a large deep-water port that can accommodate many ships, making it a notable location for shipping activities [5] Group 2 - Despite its advantageous coastal position and deep-water port, Ningde has experienced subpar economic development compared to other cities, indicating a significant disparity [7] - The geographical features surrounding Ningde, such as mountains, create transportation challenges that hinder the efficient movement of goods, leading to economic stagnation [7] - The article concludes that the expected benefits of having a port are not realized in Ningde, resulting in its lower ranking within the province's economic landscape [7]