Guobang(Lian zhou)WeiNaSuHua Co.,Ltd is the production basis The product is supper micron organic cal cium carbonate,common natural calcium carbonate, wollastonite in powder,brucite in powder,PVC mixture,PVC masterbatch,polyolefin filling masterbatch,modified plastics and additives for plastics.

The main subject of R&D lnstitution is the preparation technology of interface organize for super inorganic material,the preparation technology of organic/inorganic nanometer material the polarity in raised filling state,the improved formulations of nonpolarity plastic,new style high performance plastic compound,rubbing technics anequipment of plastic.lthas the independent and perfect equipment,which cooperates with National Engineering Research Center of Novel Equipment for Polymer Processing of South China University of Technology and share the major subject in National 863 program in order to fulfill industrialization.