From 2003, we make full use of the good characteristics of vermiculite and bend ourselves to the research and application about heat insulating, heat retaining, sound insulating. We have correlated with the well-known domestic and foreign enterprises and research institutes, after continuous effort, we have developed a new kind of environmentally innovatory natural material----vermiculite boards in 2005. At the end of this year, Hebei Vermiculite Product Co., Ltd. began to be established

We ...