The following are some common acts of bid-rigging and methods of identification:
1. Bidders collude with each other to bid. Including different bidders bidding documents prepared by the same unit or individual, different bidders entrusted to the same unit or individual for bidding, different bidders bidding documents set out in the project management members or contact personnel for the same person and so on.
2. Bidders and bidding agents collusion bidding. Including the bidding agent to disclose the bidding or *** with the agreed bidding.
3. Bidders or bidders and bidding agents collusion. Including different bidders of the bidding documents are unusually consistent or bidding price is regularly different, different bidders of the bidding documents are mixed with each other and so on.
4. Different bidders bidding deposit from the same unit or personal account.
The bid-rigging behavior is a serious violation of the law, not only will destroy the market environment of fair competition, but also damage the interests of other legitimate bidders. Therefore, in the determination of bid-rigging behavior, need to strictly abide by the relevant laws and regulations and provisions to ensure procedural fairness and legality. At the same time, the fight and prevention of bid-rigging behavior also need to strengthen the supervision, improve the cost of violations, and enhance the deterrent effect of the law.