（3）party a should afford all expenses occurred on the way when party b provides service outside shanghai downtown；
（4）the warranty made by party b in this contract would become ineffective if party a transfer the equipment to any other third party；
（5）other issues which should be negotiated before signature added as appendix in clause 9， the appendix has the same effectiveness to the other conditions of this contract；
（6）the service fee mentioned above only includes the serviced in clause 4， not include the cost of spare parts and consumables.
8.appendix
both parties concerned have negotiated all conditions above， and any other oral requirement can not influence the effectiveness of this contract.
party a：_____________________ party b：_____________________
authorized（signature）：_____ authorized（signature）：_____