روغن موتور تمام سنتتیک 
روغن موتور دیزلی 
روغن دنده 
روغن موتور سیکلت On November 16, the 12th China International Lubricants and Application Technology Exhibition (Inter Lubric China 2011), jointly hosted by the Shanghai branch of the China Council for the Promotion of International Trade, PetroChina Lubricant Company and other units, opened grandly at the China International Exhibition Center in Beijing. Yang Junjie, deputy chief engineer of the lubricant company, attended the exhibition and delivered a speech on behalf of the lubricant company.
