Physical fitness mostly originates from labor tools and combat weapons. Javelin and bow and arrow, for example, were both hunting tools of ancient humans and weapons of ancient soldiers, and later evolved into modern throwing and archery equipment. Another example is China folk sports equipment represented by knives, guns, clubs and sticks, which are developed from various ancient weapons. The manufacturing history of traditional folk sports equipment in China is very long, but the scale of industrial production was not formed until 1949. Shanghai Li Gaoji Ball Factory, established in 19 13, and Tianjin He Chun Sports Equipment Factory, established in 1922, are the earliest professional factories for sewing football, basketball and volleyball in China. After the founding of People's Republic of China (PRC), folk sports equipment such as Longquan Sword and Yunnan Weiqi were inherited and developed, and modern sports equipment production bases such as Shanghai, Tianjin, Beijing, Guangzhou, Harbin and Qiqihar were gradually formed. The sports equipment used in the contemporary international Olympic Games can basically be produced in China, and some products are at the advanced level in the world in quality. For example, the aviation brand 10 1 badminton and double happiness table tennis produced in Shanghai have won the first place in the world famous brand product appraisal for many times. Table tennis, table tennis table, table tennis racket, badminton, tennis, football, basketball, volleyball, handball, gymnastics equipment, weightlifting barbell, etc. , has been approved by international sports organizations as equipment for international competitions. Ai Kang treadmill is the best-selling product in the world.