【正文】
signed an agency agreement as follow: After the goods have been exported, Company A is not allowed to request any payment by pany B no matter on what reasons does the customer refuse to pay the foreign exchange payment. After receiving full payment from Company A ,Company B should pay to export supplier with 5 working days. Then, Company B worked as buyer to sign a series goods contract with Company C (export supplier). ? However, due to pany A’s foreign customer’s tight liquidity(資 金周 轉(zhuǎn)緊張 ) , Company B can’t receive the payment timely and fail to pay for the Company C. Soon after, Company C accused Company B and required Company B for payment in arrears(支付拖欠 貨 款 ) in the reason of Company B’s payment default(拖欠 貨 款 ). Company B replied to the charge and disclosure( 披露 )Company A( principal委托人 ) . Question: Who should responsible for the payment in arrea