Group 1: Martial Arts Industry in Cangzhou - Cangzhou has established itself as a hub for martial arts, with over 130 training bases set up domestically and internationally, attracting more than a hundred foreign martial arts enthusiasts annually [2] - The city has a rich martial arts heritage, with over 50 types of martial arts originating from the area, and it has been recognized as a "hometown of martial arts" since 1992 [1] - The local martial arts training industry is expanding, with 70 martial arts schools and 18 traditional martial arts heritage bases established, indicating significant growth in the sector [2] Group 2: Fishing Industry in Nanchong - The 14th China Shengzhong Lake International Fishing Competition has significantly boosted tourism, attracting over 30,000 participants from more than 50 countries and generating over 28 billion yuan in tourism revenue [4] - The local economy has benefited from the fishing events, with over 150 guesthouses established around Shengzhong Lake, often fully booked due to high demand [4] - Nanchong County is developing a comprehensive sports event system, planning to host 19 high-quality sports events in 2024, which is expected to attract nearly 20,000 participants [5]