InsidersTradesSigma
Discover the complete record of transactions filed by 常延武, Cadre. Insider active across 1 company, notably 晶瑞电材. Cumulatively, 7 reports have been published. Regulator: SSE / SZSE (CSRC). All data is accessible without signup.
7 of 7 declarations
Chang Yanwu is an executive at Jingrui Electric Materials, where he oversees operations and contributes to the company's strategy. With a strong background in the materials industry, he plays a key role in process optimization and product development.