Since established in 1996, Hongtu Group has been engaged in researching, developing and manufacturing new packaging material, mainly including compound grey board, duplex board, PE coated board and so on. With years&＃39; efforts, we have been one of the largest compound grey board manufacturer in China with more than 8 constituent companies all over China.We have hundreds of employees and we focus on improving their professional skills to ensure our products catering to customers&＃39; demand. Based on this principle, our products under different brands and quality grades enjoy great reputation in domestic market and overseas market as well. And we are the first to pass ISO 9001:2000 certification and also passed the SGS, Green company and FSC certification.