城市规划技术服务委托合同(31)

　　　　（2）part b commercial invoice in duplicate;
　　　　（3）part b sight draft in duplicate.
　　3.4　both parties agree to settle in cash in _________while the settlement in _________will be_________% in cash and the remaining _________% shall be made through compensation of resale from part a.
　　3.5　the payment of _________ will be due on_________ th _________of the year upon receipt of the commercial invoices in duplicate from part b.
　　3.6　the yearly payments from 19　onward as per clause 3.1. are due on _________， _________， of each year upon receipt of 2 copies of the commercial invoice from part b.
　　3.7　part of the know - how transferring fee would be paid to part b by part a as per clause 3.1. during the joint - production period， and the unpaid part would be converted as the investment of part b to the joint - venture when the joint-venture comes to realisation. should the joint - venture miscarry and the joint- production be forced to terminate within 5 （five） years， part a shall confirm that the unpaid part of the know - how transferring fee shall fully be remitted to part b by part a. in each of the above - mentioned cases， evaluating the mode of payment of the know - how transferring fee shall be agreed upon by both parties through consultation in due course.
article 4 joint- production andcompensation trade
　　4.1　for the purpose of balancing part a' s foreign exchange， part b agrees to buy - back the medium speed marine main engines of type 12v- 400zc and 12v- 600zc produced by part a.
　　4.2　the total value of the above mentioned orders shall not be less than _________% of the expenses for purchasing components by part a from part b. part b agrees that under the prerequisite of increased compensation capability of part a and increased demand of part b the percentage of payments compensated through the back - sale of pite's products can be increased without limitation.
　　4.3　products supplied to part b by part a shall be at favourable prices， types， quantity， and delivery time of the products shall be agreed in the contract for every order by both pareties. quality of part a's products has to meet part b's standard.