NEW YORK -- The Nasdaq Stock Market has increased its scrutiny of small to midsize Chinese companies looking to list on the bourse, causing uncertainty and delays, according to people familiar with the matter.
Heightened screening comes amid concerns over market volatility

Listings of small to midsize Chinese companies have increased volatility on U.S. stock markets in the past, leading to a push for stricter screening of initial public offerings. © Reuters
NEW YORK -- The Nasdaq Stock Market has increased its scrutiny of small to midsize Chinese companies looking to list on the bourse, causing uncertainty and delays, according to people familiar with the matter.