Is it illegal for Tesco to do purchasing?

Not illegal. Shenzhen Wanguo Tesco E-Commerce Co., Ltd., founded on 20 14, is located in Shenzhen, Guangdong Province, and is an enterprise mainly engaged in Internet and related services. This company is a formal company protected by the official website Certification Law, and its business scope is within the scope permitted by law, so it is not illegal to engage in purchasing work in this company. Purchasing refers to the occupation of people who buy goods, which is a civil act in law, and the legal term is called principal-agent behavior.