Legal analysis: selling fake and inferior commodities generally refers to the crime of selling counterfeit registered trademarks in criminal law, and the case is filed for prosecution: (1) the sales amount is more than 50,000 yuan; (two) has not been sold, the value of more than one hundred and fifty thousand yuan; (3) If the sales amount is less than 50,000 yuan, but the sum of the sales amount and the value of unsold goods is more than 150,000 yuan, a case shall be filed.

Legal basis: Article 19 of the Criminal Procedure Law of People's Republic of China (PRC), except as otherwise provided by law, criminal cases shall be investigated by public security organs. Crimes such as illegal detention, extorting confessions by torture, and illegal search. The people's procuratorate may file a case for investigation of illegal acts found by judicial personnel in the process of legal supervision of litigation activities. If a major criminal case of a functionary of a state organ under the jurisdiction of a public security organ needs to be directly accepted by a people's procuratorate, it may be placed on file for investigation upon the decision of a people's procuratorate at or above the provincial level. Cases of private prosecution are directly accepted by the people's courts.

Article 214 of the Criminal Law of People's Republic of China (PRC), 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.