Beijing 卓力燕 of corporate entities Lubricants Ltd. is specialized in the research and promotion of high-grade lubricants "Yanshan" brand of high-grade lubricants lubricants company's flagship brand, the products with high quality lubricant base oil Yanhua bit basis, carefully selected domestic and international high-grade lubricating oil additives, using the most advanced technology to reconcile, high cost, low operating cost, environmentally friendly energy is to highlight the advantages of the series. Energy efficiency, low emissions, pollution, long life is always Yanhua goal!