proof of business造句

Proof of business registration of the employing body
用人单位营业执照或登记证明；
Proof of business transaction copy of contract with abroad company . ,
证明与海外有交易往来等情况的材料
A list of advertising business equipment and proof of business premises
（三）广告经营设备清单、经营场所证明。
Submission of proof of business volume at the time of renewal will allow determination of the actual fee
在续期时提交的业务交易量证据将用以决定实际费用。
It's difficult to find proof of business in a sentence. 用proof of business造句挺难的