According to relevant information, it is illegal to sell Putian shoes online. It is illegal to sell Putian shoes suspected of selling goods with counterfeit registered trademarks, and the perpetrator needs to be investigated for criminal responsibility according to law. If the amount of illegal income is relatively large, he may be sentenced to fixed-term imprisonment of not more than three years and concurrently or solely fined. According to the provisions of Article 214 of the Criminal Law, whoever knowingly sells goods with counterfeit registered trademarks, and the amount of illegal income is relatively large or there are other serious circumstances, shall be sentenced to fixed-term imprisonment of not more than three years and shall also or only be fined; If the amount of illegal income is huge or there are other particularly serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than 10 years and shall also be fined.