主营业务： 138# glyceride resin 145# Pentaerythritol rosin resin Alph-pinene Beta-pinene Dipentene Disperse rosin sizing agent Ester gum Gum rosin(Indigenous method) Gum rosin(steam method) Gum turpentine Maleic resin Pine oil Pine tar Terpineol Turpentine heavy grade

其他业务：