"This falls into the category of a game changing view of Chinese companies because the threat of their delisting seems to have been eliminated," said Art Hogan, chief market strategist at B. Riley Financial.
However, the relief was not seen in Thursday's trading for U.S.-listed shares of Chinese companies, which were higher amid the news, but gave up gains and some ended sharply lower.
Washington and Beijing reached a landmark deal in August to settle a long-running dispute over auditing compliance of U.S.-listed Chinese firms.
Authorities in China have long been reluctant to let overseas regulators inspect local accounting firms, citing national security concerns.
U.S. lawmakers in 2020 agreed to legislation that would oust Chinese companies from U.S. stock exchanges unless they adhere to American auditing standards.