Weifang Zhongchengwang Sports Products Development Co., Ltd., established in 1986 (formerly known as Weifang Gongxin Sports Products Factory), is an early professional in China to produce boxing, Sanda, Taekwondo, wrestling, Muay Thai, judo, karate and other heavy competitive sports products. one of the companies. Zhongchengwang Company is a diversified modern enterprise integrating high-tech development and sports goods production and operation, and has passed ISO9001:2000 certification.

The company's registered trademarks include "Zhongcheng Wang", "CSK", "Wu" and "Zhenzhen" brands. It now has more than 400 varieties, including a full set of equipment and laying of newer international standard boxing rings, Sanda rings and various professional training venues for competitive sports. It also has more than ten national patents.

The company's products have been supplied to all professional teams at all levels and types across the country, the People's Liberation Army of Armed Police, major sports colleges, martial arts schools, martial arts schools and other units for many years; and have supplied a complete set of equipment and equipment for major and medium-sized training halls and home training rooms.

The company's entire products are based on the domestic market, explore foreign markets, and are exported to Russia, the United States, Australia, Canada, South Korea, Japan, etc.