According to Aiqi's investigation, Zhongming Rubik's Cube is a brand of Fujian Mojie Culture and Art Co., Ltd., and its international classification is the 28th category-fitness equipment. Similar groups include entertainment equipment, entertainment supplies, toys, chess and auxiliary equipment, ball games and equipment, fitness equipment, Christmas tree decorations, fishing tackle and single products (fitness equipment, Christmas decorations). Therefore, it is a regular brand, registered, belonging to the category of fitness equipment, not a chain brand, so it is not a pyramid scheme.