1. Company difference: yysports is the brand of Kunshan Shengdao Information Technology Co., Ltd., and Shengdao Sports is the brand of Shanghai Baoyuan Sporting Goods Trading Co., Ltd.
2. Different product lines: yysports mainly deals in sporting goods, including sports shoes, clothing and equipment. Shengdao Sports covers more product lines, including sports, leisure and outdoor.
3. Different positioning: yysports is positioned as a high-end sporting goods brand, focusing on product quality and design. Shengdao Sports is positioned as a popular brand of sporting goods to meet the needs of mass consumers.