Wingtech Technology stock fell 3.6% to 16.2 CNY amid ongoing dispute with Dutch chipmaker Nexperia.
The company faces delisting risk after its auditor issued a disclaimer of opinion on Nexperia's financial records.
First-quarter revenue plunged 94% year-on-year to 816 million yuan.
Wingtech is demanding €6.8 billion compensation from the Dutch state over Nexperia.
The Chinese tech sector is weak, with the Shanghai Composite sliding 2%.
A formal delisting warning has been in place since May 6.
If issues aren't resolved by end-2026, the stock could be forced off the exchange.
