Browse the full record of transactions filed by 曹琼, Ingénieur en chef. Director active across 1 companies, notably 海天瑞声. Cumulatively, 17 disclosures have been recorded. Regulator: AMF. The full history is free.
Cao Qiong is a Chief Engineer at Haitiansheng Sound, where he is responsible for developing advanced acoustic technologies. His technical expertise is crucial for the innovation of the company's products.