According to the provisions of the Government Procurement Law,
Under any of the following circumstances, the purchaser or procurement agency shall discriminate or discriminate against suppliers under unreasonable conditions:
(1) Providing suppliers with different project information of the same procurement project;
(2) The qualifications, technology and commercial conditions set are not suitable for the specific characteristics and actual needs of the procurement project or have nothing to do with the performance of the contract;
(3) The technical and service requirements in procurement requirements point to specific suppliers and products;
(4) Taking the achievements and awards of a specific administrative region or a specific industry as the conditions for extra points or winning the bid and closing the transaction;
(five) adopt different qualification examination or evaluation criteria for suppliers;
(6) Restricting or designating specific patents, trademarks, brands or suppliers;
(seven) illegal restrictions on the form of ownership, organization or location of suppliers;
(eight) to restrict or exclude potential suppliers by other unreasonable conditions.