integrity-based
in good faith
keep honesty
都可以
例句：
我们的宗旨是：诚信为本,携手共进!
Our tenet is:integrity-based,make progress together!
我们以诚信为本,欢迎客户前来洽谈合作!
We in good faith,welcome customers came to discuss cooperation.
“诚信为本、宾客至上”是我们永恒的信条.
"Integrity-based,guests supremacy" is our eternal creed.
我厂以诚信为本、质量第一、顾客至上为原则.
Our factory always keep honesty,quality first,customers first as the tenet.
