Last week, a U.S. judge ruled that the Chinese units of the Big Four auditing firms -- Ernst & Young, Deloitte, KPMG, and PricewaterhouseCoopers -- would be barred from auditing U.S.-listed Chinese companies for six months. The decision is being appealed, and it won't be until after the appeal hearing that the ruling could go into effect.

Needless to say, a lot of investors got worried, and Chinese technology stocks in particular fell after the news broke. So what does this mean for investors?

In the video below, Motley Fool contributor Brian Stoffel talks about the approach investors need to take if they're considering buying Chinese technology stocks.  Brian also highlights five solid businesses in China that led the sell-off but may now represent attractive buying opportunities.