Ningbo Yierka Seals Co., Ltd. is an enterprise specializing in producing and researching hydraulic seals. We have more than 20 years' experience manufacturing TPU seals pneumatic Since 1991, our company has taken technical corporations with the Sciences Academy of China, Hefei ...

Basic Company Information 1) With a history of 23 years 2) Delivering goods to more than 20 countries 3) Employees: More 100 4) Factory area: 10,000 square meters 5) Outputting 5,000,000 units yearly Our Product Range Oil seals, O rings, hydraulic seal flange gaskets, wipers, ...