主营业务： Disperse rosin sizing Disproportionated rosin Ester gum Glyceride maleic anhydriade resin Gum rosin(Indigenous method) Gum rosin(steam method) Gum turpentine Hydrogenated rosin Maleic resin Potassium soap disproportionated rosin Rosin modified phenolic resin Sodium soap disproportionated rosin

其他业务：GUM ROSIN