This document is the housing construction contract (standard version). The composition and interpretation sequence of the contract documents are: (1) the contract agreement, (2) the bidding document, the letter of acceptance, (3) the bid document and its annexes, (4) the special terms of the contract, (5) the general terms of the contract, (6) standards, specifications and related technical documents, (7) drawings, (8) the budget of the project bid blocking price