Let me say a few words, generally based on Article 22 of the Procurement Law!
Article 22 Suppliers shall meet the following conditions to participate in government procurement activities:
(1) Have the ability to independently bear civil liability;
(2) ) Have a good business reputation and a sound financial accounting system;
(3) Have the necessary equipment and professional technical capabilities to perform the contract;
(4) Have the ability to pay taxes and pay taxes in accordance with the law Good record of social security funds;
(5) No major illegal records in business activities within three years before participating in government procurement activities;
(6) Required by laws and administrative regulations Other conditions.
The purchaser may stipulate specific conditions for suppliers based on the special requirements of the procurement project, but shall not impose differential or discriminatory treatment on suppliers under unreasonable conditions.
Of course, this is government procurement, you can learn from it. For the unit, it depends on its qualifications, scale, reputation and past performance!