But building a successful business around it is tough, and so far we've only seen clear-cut examples of commercial success in areas where the product category is mature, even commoditized.

但是围绕开源建立一门成功的生意是困难的，到目前为止我们见到的商业成功都出现在非常成熟的产品类别，甚至已经是达到日用品的程度的。

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China Merchants Bank (CMB), one of the best performing commercial banks and the largest card issuer in China, was rated the best in the general category for its popular dual-currency credit card.

我国运营状况最好的商业银行之一、最大的信用卡发行银行招商银行发行的双币信用卡被评为普通卡类最受欢迎信用卡。

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Nowadays the loans for university district construction projects are limited, as they are grouped in the fifth category of high risk loan projects by the top Banks of commercial Banks.

目前大学城项目已成为各商业银行总行的第五类高风险贷款项目，高校新校区建设贷款越来越难。

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Through July, sales of trucks of this size led the commercial vehicle category with a staggering 99 percent increase compared to last year.

FORBES: China's Insatiable Appetite For Heavy-Duty Trucks

The increase was driven by a surge in demand for commercial aircraft, an especially volatile category.

NPR: Health Insurers Lead Stocks Higher On Wall Street

In the second half of 2011, commercial and industrial loans, the main category for business lending, grew by nearly 6%, according to Federal Reserve data.

WSJ: HEARD ON THE STREET: Banking Whales Leave Minnows Behind