Nineteen . parties hereto may revise or supplement through negotiation matters not mentioned herein , complementation agreement has same legal efficiency same as the contract 十九本合同未盡事宜,經(jīng)本合同雙方協(xié)商一致后,可以簽訂補(bǔ)充協(xié)議,補(bǔ)充協(xié)議與本合同具有同等法律效力。
During the construction , if contractor need to increase or decrease or modify the project , which should be granted by client , so that it can execute alteration after getting the complementation agreement in written under both discussion 施工期間承包人如要增減或修改本工程,須征得發(fā)包人同意,并由本合同雙方協(xié)商達(dá)成書面補(bǔ)充協(xié)議后,方能進(jìn)行改建。