What are the irregularities and violations in bidding?

Legal analysis: 1, the bidder is dependent on other units to bid; 2, the use of qualifications obtained through the transfer or lease, etc., qualification certificates bidding; 3, the person in charge of the project or the main technical personnel is not the unit personnel, the bidder can not be in accordance with the requirements of the bidding documents to provide the person in charge of the project, the main technical personnel of the labor contract, social insurance and other evidence of labor relations; 4, the bidding of other units and their legal representatives signed the seal on the documents prepared by themselves and other acts. Units and their legal representatives in their own preparation of the bidding documents stamped and signed, and other behavior.

Legal basis: "Chinese People's **** and State Bidding Law" Article 50 The bidding agency violates the provisions of this law, leaks the situation and information related to bidding and tendering activities that should be kept confidential, or colludes with the bidder, the bidder to harm the national interest, the interests of the public **** or the legitimate rights and interests of other people, shall be sentenced to a fine of not less than 50,000 yuan and not more than 250,000 yuan, and shall impose a fine of not less than 50,000 yuan on the unit directly responsible for the Supervisors and other personnel directly responsible for the unit fine of five percent or more than ten percent of the amount of the fine; there is illegal income, and confiscate the illegal income; the circumstances are serious, prohibited from one to two years within the agency is required by law to bidding for the project and to be announced, until the business license is revoked by the administrative organs for industry and commerce; constitutes a crime, shall be investigated for criminal responsibility. If it causes losses to others, it shall be liable for compensation according to law. The behavior listed in the preceding paragraph affects the outcome of the winning bid, the winning bid is invalid.