Signed commercial invoice issued by beny in one original and 4 copiesof which 1 orignal certified by ccpit declaring that the prices stated are current export market prices for the merchandise described therein 商业发票一式4份，正本要经贸促会认证，证明价格是正常的出口货物市场价格标准请问这个贸促会的发票认证是不是包含了我们客人所要求的内容呢？
