| With the application of BOQ Pricing Mode and over competition of bidding market,the cost control at tendering stage, as a part of whole process cost management of real estate projects, increasingly shows it's importance. However, the widespread problems such as Colluding bidding, unreasonable Low Bid and Low Bid-High Claim indicate that the cost control at tendering stage gets poor effect. As an important part to confirm the cooperation units and sign a contract, the utility of cost control at tendering stage need to be increased. This article aims at constructing and consummating the cost control system at tendering stage, basing on developers, discussing the method of cost control with a systematic view, to propose valuable suggestions for the cost control at tendering stage.This article first reviews Bidding theory, Transaction Cost Theory and Cost Control Theory, and then to set the cost control framework at tendering stage of real estate projects, which takes the reduce of cost as the objective, the project price and transaction cost as the controlled object,the implementing layer, organizational layer and decision-making layer as the controlling body, the organization form of tender, bidding model, bid evaluation method, contract negotiation as means, management system and information as security measures.Then, this paper thoroughly studies the cost control system at tendering stage of real estate projects according to the frame above. On the controlled object side, the author analyses the tendering exercise's importance for change cost and transaction cost, and finds the right positioning of controlled object—project price and transaction cost. On the controlling body side, the author analyses the problem about the organizational layer and the implement layer during the cost control at tendering stage, and then provides the management system—bidding planning system and contract explanation system for solving the above problem. On the control device side, firstly, the author analyses the utilities of different organization forms of tender for cost control, and points out that selected bidding could be applied more widely in the present construction market circumstance in our country, on this foundation, the paper proposes the information assurance for selected bidding—the foundation and management of the tenderer database; secondly, the author comes to the new bidding without base price—the bidding with controlling price, which is worth to extensive implementation and popularization because it can avoid the disadvantages of base price bidding and traditional bidding without base price; thirdly, the author analyses the applicability of the reasonable low price method to bid evaluation of real estate projects, at the same time, the author analyses the risk of the reasonable low price method and puts forward corresponding measures to prevent risks; fourthly, on the basis of analyzing the contract negotiation gist, the paper presents the contract negotiation method based on the analysis of risk.Finally, basing on the theoretical study, the author takes China Oversea Property, which is famous for cost control ability, as empirical study, to enrich and perfect the main contents and outcome of this paper. |
