非专利技术转让合同(99)

　　　　　　if such excess is greater than the sums due to the supplier underarticle 39.2.5 above， the supplier shall pay the balance to the buyer， andif such excess is less than the sums due to the supplier under the saidarticle 39.2.5， the buyer shall pay the balance to the supplier. the buyerand the supplier shall agree in writing the computation described aboveand the manner in which any sums shall be paid.
　　　　39.3　termination by supplier
　　　　　　39.3.1　if:
　　　　　　　　（a）the buyer has failed to pay the supplier any sum due under thecontract within the specified period; or has failed to approve any invoiceor supporting documents without due cause or amend the letter of creditand the letter of guarantee delivered to the supplier pursuant to article13 （terms of payment）hereof， or commits a substantial breach of thecontract， the supplier may give a notice to the buyer requiring payment ofsuch sum， with interest thereon as stipulated in article 13.4 hereof， orrequiring approval of such invoice or supporting documents or theamendment of such letter of credit and such letter of guarantee orspecifying the breach and requiring the buyer to remedy the same， as thecase may be. if the buyer fails to pay such sum together with suchinterest or fails to approve such invoice or supporting documents or giveits reasons for withholding such approval or amend such letter of creditand such letter of guarantee or fails to remedy the breach or take stepsto remedy the breach within fourteen （14）days after receipt of thesupplier's notice; or
　　　　　　　　（b）the supplier is unable to carry out any of its obligations underthe contract for any reason attributable to the buyer， including but notlimited to the buyer's failure to obtain any governmental permit necessaryfor the execution and/or completion of the works，then the supplier may give a notice to the buyer thereof and if thebuyer has failed to pay the outstanding sum or to approve the invoice orsupporting documents or amend the letter of credit and the letter ofguarantee， or to give its reasons for withholding such approval or toremedy the breach within twenty-eight （28）days of such notice or if thesupplier is still unable to carry out any of its obligations under thecontract for any reason attributable to the buyer within twenty-eight （28)days of the said notice， the supplier may by a further notice to the buyerwhich refers to this article 39.3.1 forthwith terminate the contract.