(4) There shall be no communication between the procuring entity and suppliers or contractors during the electronic reverse auction other than as provided for in paragraphs 1 (b) and (c) above.
(4) 除上文第1(b)和(c)款中规定的情形之外，在电子逆向拍卖过程中采购实体与供应商或承包商之间不得进行通信。