No chance, modification, alteration or addition to any provision hereof shall be binding unless in writing and signed by an authorized representative of both Parties.
No chance, modification, alteration or addition to any provision hereof shall be binding unless in writing and signed by an authorized representative of both Parties.
对本协议项下任何条款内容进行的改变、修正、变更或增添必须以书面形式作出，并由协议双方的授权代表正式签署后始才对该有关协议方生效。