1. STO (STO Express): STO Express is referred to as Shanghai STO Express, and its foreign name is STO.Express. Founded in 1993, it is a domestic joint venture (private) enterprise focusing on express delivery. The company's registered trademark is "STO+STO" and the registration number is 137930. Mainly responsible for the express delivery business of non-letters, samples and large and small items. In March 2004, the company passed the ISO9001:2000 international quality management system certification. With the development of China's express delivery market, STO Express is actively exploring new businesses while providing traditional express delivery services, providing customers with B2C one-stop logistics services such as warehousing, distribution, systems, customer services, and payment collection. Treasure passage, cold chain transportation and other services have established huge business organizations in China for information collection, market development, logistics and distribution, express delivery and receipt.

2. STO (Street Dance Team): STO was established in 1999 and is a veteran BBOY group in Guangzhou. In the past five years, STO has participated in various street dance competitions across the country and achieved excellent results. Everyone in STO is one of the top street dance masters in the country. In March 2018, team members participated in the iQiyi variety show "Hot Blood Street Dance Crew".