NQ shares fell 11 percent before the bell.
PricewaterhouseCoopers Zhong Tian said in June that it needed to
expand the scope of NQ's 2013 audit.
NQ, which hired Marcum Bernstein Pinchuk LLP as its new auditor,
did not give a reason on Friday for the dismissal of
PricewaterhouseCoopers Zhong Tian.
In October, Muddy Waters called NQ a "massive fraud," a charge
the Chinese company rejected.
(Reporting By Subrat Patnaik in Bangalore; Editing by Kirti
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