China Surgical Masks ASTM Level 1 factory Henan Piao'an Group Co., Ltd. was founded in 1989 and is a comprehensive modern enterprise group integrating scientific research, development, production and operation. The company covers an area of 360,000 square meters and a building area of 200,000 square meters. It has fixed assets of 1 billion yuan and more than 5,100 employees, including 25...