城市规划技术服务委托合同(27)

　　11．6　本合同只能根据同双方授权代表签名或盖章的书面文件进行变更、追加或修改。
　　11．7　在执行合同期内双方的通讯均以函电进行，书信往来一式两份。
第十二条　法定地址
　　甲方地址：_________
　　乙方地址：_________
甲方（盖章）：_________　　　　　　　　乙方（盖章）：_________
法定代表人（签字）：_________　　　　　法定代表人（签字）：_________
_________年____月____日　　　　　　　　_________年____月____日
签订地点：_________　　　　　　　　　　签订地点：_________

附件

article 1
　　_________.（hereinafter referred to as part a）and _________.（hereinafter referred to as part b）
　　have agreed， after friendly discussion， to run a medium speed marine main engine factory in the form of a joint - venture company. since the conditions for the joint - venture are not yet ready， both parties shall start up a joint - production with compensation trade as the first step of co - operation with the following conditions:
　　1.1　part b shall transfer the technical know - how and the complete technical documentation to part a for manufacturing medium speed marine main engines （hereinafter called contracted products） of the following types:
　　　　12v- 400zc medium speed marine main engine;
　　　　12v- 600zc medium speed marine main engine.
　　1.2　definition， scope and delivery of technical documentation: the definition of technical documentation （hereinafter referred to as documentation） in article 1.1 of this contract means that the contracted products supplied by part b are composed of three parts: general technical documentation， products design drawings and manufacturing technical documentation， as used by part b. all of them should contain the technical know - how details.
　　　　（1）general technical documentation includes:
　　　　　　a.　the technical specifications of the medium speed marine main engine of type 12v- 600zc （including sub - assembly， assembly， test run， delivery tests， etc. ）;