mail rate meaning in English

邮费率, 邮汇率
邮汇率

The objectives of these service enhancement are to meet the changing needs of our customers and enable more customers , in particularly the smes , to use bulk mailing and permit mailing services and enjoy preferential bulk mail rates , " said mr . luk
他说：我们希望这些措施可以迎合市民不同的需要，以及鼓励更多市民，特别是中小型企业，享用大量投寄邮件和以特许邮递方式投寄的优惠。