1·The parties to a contract shall fully fulfill their obligations pursuant to the terms of the contract.
合同的双方当事人应当按照合同条款，充分地履行各自的义务。
2·The parties to a contract shall fully fulfill their obligations pursuant to the terms of the contract.
合同的双方当事人应当按照合同的约定，全部履行自己的义务。
3·Through their consent or mutual conduct, the parties to a contract may waive the written change requirement.
他们同意后或鉴于双方的行为，合同各方可以放弃书面的变更要求。
4·Article 5. The parties to a contract may choose the proper law applicable to the settlement of contract disputes.
第五条合同当事人可以选择处理合同争议所适用的法律。
5·Article 269 the parties to a contract may choose the law applicable to such contract, unless the law provides otherwise.
第二百六十九条合同当事人可以选择合同适用的法律，法律另有规定的除外。
6·Leading investors of the project should not become parties to a contract which might result in major project risks and interest conflicts.
项目的主要投资者不应成为可能产生重大项目风险和利益冲突的合同参与方。
7·Article 126: the parties to a contract with a foreign element may choose the law to apply to the handling of disputes, unless otherwise provided by law.
第一百二十六条涉外合同的当事人可以选择处理合同争议所适用的法律，但法律另有规定的除外。
8·The obligations of parties to a contract for the sale of goods regarding delivery are specified in the sale of goods Acts in the form of a set of rules.
货物买卖合同的双方对货物交付的义务应遵循货物买卖法中的一系列规则。
9·Requirements for investors to develop, venture capital, and cooperation to set up a new business approach, the specific parties to a contract separately.
对投资者的要求以合作开发、风险投资、合作兴办新企业的方式，具体双方以签订合同另议。
10·If the parties to a contract involving a foreign party have made no decision thereon, the law of the country that bears on the contract most closely shall apply.
涉外合同的当事人没有选择的，适用与合同最密切联系的国家的法律。