Being focused on the research, development, production, trade and service of fine chemicals, Holdenchem now is a specialized manufacturer and trader of Imidazole series and aziridine series of products. Currently, we have successfully developed nearly 20 projects of Imidazole serial derivatives, which are mainly used in the fields of new materials, epoxy curing agents, accelerators, coatings, inks, pharmaceuticals, pesticide intermediates, etc.; as to aziridine series, we have developed two-component purposed aziridine type and aziridine-modified isocyanates, as well as the Isocyanates used for one-component.