Recently, Liaoyang Petrochemical Machinery Factory manufactured three filters for Beijing Yanshan Petrochemical Company. The mechanical workshop container workshop automatic welding class staff conducted technical research and successfully applied the most advanced magnetic control technology in the country to the welding process, ensuring welding quality and manufacturing progress. Aromatic Oil,Natural Aromatics,Cineole Essential Oil,Aromatic Essential Oil Sichuan Yibin United Import & Export Ltd. , https://www.ybund.com
