Group 1 - The rise of pickleball in Shenzhen is driven by its lightweight equipment, simple rules, and strong social aspects, making it a potential new vehicle for national fitness and a new engine for sports consumption [1][2] - Pickleball is gaining popularity in commercial areas, with events like the China Pickleball Tour attracting significant public interest and participation from notable athletes [2] - The sport's equipment is affordable, with beginner paddles priced under 100 yuan and professional paddles ranging from 150 to 600 yuan, making it accessible for a wide audience [2][3] Group 2 - Shenzhen has developed a robust pickleball industry chain, with specialized venues and brands like Lansbo and Pickehead emerging to cater to the growing demand [3] - The city features a variety of pickleball facilities, including both indoor and outdoor courts, which are often fully booked, indicating high engagement from the community [3] - There are local manufacturing facilities for pickleball equipment in the surrounding areas, contributing to the sport's growth and accessibility [3] Group 3 - Internationally, pickleball has seen rapid growth, particularly in the United States, where participation increased from approximately 4.82 million in 2021 to over 48.3 million in 2023 [4] - The global pickleball market is projected to grow from $2.2 billion in 2024 to $9.1 billion by 2034, indicating significant investment opportunities in the sector [4]