Ningbo Ermei Oil Seal Co., Ltd, Founded in 1989, famous China Pneumatic oil Seal Manufacturers and oil seal maker. The company has more than 3,000 types of oil seals, mainly automotive oil seals, small appliance oil seals, environmental seals, and PTFE oil seals. At the same time, the company also accepts samples to customize various complex seals. The products are widely used in various models, covering Machinery and equipment in various industries, mining, printing, transportation, etc. Custom oil seal with the help of us. We have own flagship brand Ermei Oil Seal, Oil Seal King, etc.