Hot Products

Meet the R&D and Manufacturing of Various Seal Products

TG TG4 Type Oil Seal FKM / Viton

It's a kind of round sealing devices installed between two machine parts which are rotate relative to each other.

Stepseal for Hydraulic Rod

It's know as a signal-acting O Ring energized rod seal for dynamic and static sealing.

Spring Energized Seals with V type spring

The spring engized seal is used to replace the standard elastomer-based or PU/HPU seals when they can not meet the working condition of the equipment. Most of the time it's customized by CNC according to customer's requires about the size and material. This is also one of the most important reason why it's popular.

High pressure FKM Silicone PTFE Encapsulated O ring

A kind of special O-Ring which is specifically designed to address the problem of sealing the most hostile chemicals and extreme temperature applications

LBH Wiper Seal for Rod

LBH, A kind of double lip wiper mainly for dust seal. For the U shape on the back side, it also can take part of the responsibility for oil leak.

TG TG4 type Oil Seal NBR

It's a kind of round sealing devices installed between two machine parts which are rotate relative to each other.

U Cup Seal for piston and rod

U cups as one of the most popular hydraulic seal, it's famous for the universal using for shaft and rod. The special U shape design, double lip for dynamic and static sealing plus with PU material allow it to create proper pressure for hydraulic system's operation.

High Temperature TG TG4 Type Oil Seal FKM / Viton - Mini size

It's a kind of round sealing devices installed between two machine parts which are rotate relative to each other.

About Us

Having Large Scale Hydraulic Seals Production Capacity for Global Suppliers

Qingdao Dongshou Sealing Technology Co.,Ltd. established in 2006, is a professional manufacturer engaged in the research, development, sale and service of O Ring, Oil Seal, Hydraulic Seal, Pneumatic Seal, Molded Rubber Products. Dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to discuss your requirements and ensure full customer satisfaction.

Why Choose Us

Provide Customized Pneumatic Seals Solutions Based on User Needs

Three major warehouse centers stock tens of thousands of products to quickly meet the product selection and delivery needs of our distribution customers.

Independent brand“ZHIDE”and a rich series of brand products for hydraulic, pneumatic.

A wholly-owned mold factory that quickly responds to the individual needs of our OEM and ODM customers.

The rubber mixing formula and rubber mixing method that have been proven in the market for a long time guarantee the quality.

Multiple vacuum vulcanization production lines that can meet customers’ large-volume product order needs.

Look Forward To Working With You

We are available 24/7 by fax, e-mail or by phone. You can also use our quick contact form to ask a question about our services and projects.

Latest News

2023 Shanghai PTC

We never miss any opportunity to communicate with domestic and foreign customers.
Therefore, we will never miss the PTC every year. Not only did we showcase new products,
but we also met many new and old friends.
See you in 2024!

31 October 2023

Woman's Day

8th, March, 2024!
Special gift for all of the ladies of our company!
Today belongs to them!

08 March 2024

2024 Happy New Year!

Happy New Year and Merry Christmas to all our friends!
Have a healthy body, be able to do what you like!
work hard and pursue your dreams freely!

23 December 2023

Meet the R&D and Manufacturing of Various Seal Products

Having Large Scale Hydraulic Seals Production Capacity for Global Suppliers

Provide Customized Pneumatic Seals Solutions Based on User Needs

Look Forward To Working With You

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