Zhi Feng Zhang

Henan Youde Medical Equipment Co., Ltd. engages in the production and sale of medical devices. It also engages in the research, development, production, and sales of rehabilitation equipment and medical electronic products, providing overall solutions for the rehabilitation department of hospitals. The company was founded on May 13, 2008 and is headquartered in Kaifeng, China.

Donview Group Ltd. engages in the provision of projectors and interactive whiteboards (IWB) products primarily for the education and business markets. It operates through the Wholesale and Brand business segments. The Wholesale business segment is principally engaged in wholesaling of projectors, and related audio visual (AV) and other accessories primarily under Japanese brands in China. The Brand business segment includes proprietary brands, namely Sonnoc brand for projector category targeting the end markets of education, business and large venue sectors; Donview brand primarily for IWB category, and co-owned brand Propix for laser projectors targeting the education sector. The company was founded on November 23, 2018 and is headquartered in Beijing, China.