They should also heighten their vigilance toward the high frequency of purchase of foreign exchange and should report to relevant departments timely if questionable documents are found.

• 四、外汇管理部门要加大打击利用假报关单骗汇案件的力度，对于利用假报关单骗购外汇的单位，应及时按国家外汇管理有关规定进行处罚，同时加强对其日后的购汇监管。