信用证上的CERTIFICATE FOR FIT APPROVAL和CERTIFICATE FOR TOP SAMPLE

是适装证明（你们的产品包装合适）,和首件样品证明。你象做其他证明一样,把一些相关信息如合同号、货描把在前面,后面跟一句话"We hereby certify that the goods mentioned above have been gotten fit approval"首件样品证明改几个字就好了。供你参考。