Shanghai Yu Yuan Building Materials Co. http://www.shanghailiangyu.com/ years of dedicated research and development, production, sales agent for the United States and sewing tech enterprises. Production of green. Carbon. Environmental America seam agent as the core spirit of the introduction of Germany advanced production equipment and technology research and development. Ensure product quality can be long-term stability, and with a number of well-known manufacturers to establish a national long-term partnerships. Green, ecological and color combined to "ECOLOR" as the theme, natural, economic, responsibility, circulation for the mission, the United States will fully develop low carbon environmental seam agent. (more>>)