Weifang Greatland Chemicals Co., Ltd. has been developing and marketing paper chemicals for more than 10 years. We adhere to the science technology have developed many good new type chemicals, like AKD, surface sizing agent, wet strength dry fixing retention ...

Qingdao Wanlong electronic instrument factory is a professional manufacturer of adhesive tape production equipment, paper ingot folding machine, environmental protection type papermaking machine molding equipment and printing embossing business, ...