We take the liberty of writing to you with a view to building up business relations with your firm.

我们冒昧通信，以期待与贵公司建立业务关系。

youdao

In business, honesty and integrity are the elements most critical to building fruitful, long-term relations. So do your best to foster a corporate culture of honesty and integrity.

在商界，诚信和正直是构建长期有效商务关系的基础，因此，应该尽全力培养一个诚信正直的公司文化。

youdao

New York public relations man Donald Middleberg is building a business selling advice on how to handle Internet-related problems.

FORBES: Lawsuit.com