Hengyue (Liaoning) Environmental Technology Co. Ltd. is one of the largest companies producing non-woven fabric in China, and is specialized in research and development of filter materials for separating gas or liquid from solid. The company has passed ISO 9001 : 2000 international quality control systems authentication . It is one of the backbone companies of environment protection industry in China. After more than ten years Exploration and development, the company has became a professional manufacturer with development, production, sales and service. ...
