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We have 162 sets of production equipment, most of which are imported from Germany and Japan. Production lines include molding, casting, injection molding, extrusion, sintering, CNC machining, puching, etc. The production range of seals is 0.2mm-5000mm, with a daily output of 127,000 pieces or more.

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We Have Better Technology

DLSEALS focuses on customer needs and is a reliable partner and supplier to customers in more than 110 countries worldwide, helping them solve supply and technical problems.

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We Have Many Partners Around The World

We have our own technical center and testing facilities, a comprehensive laboratory that integrates product development, manufacturing and testing; with material formulation tests, physical testing tests, chemical tests, pilot production processes and product testing laboratories.

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Obtained Numerous Patents

Our manufacturing standards are evidenced by the certifications we have obtained over the years. In addition to SGS, ROHS, REACH, FDA, UL, TUV, CE and many others, DLSEALS has ISO 9001:2015 quality management system certification.

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120000+
Product Quantity Specifications
1500+
Material formulation
6000+
Transaction client
0.5 to 2500mm
Product Diameter Range

Latest News

Common problems and solutions for install...

20 Mar,25

In the fields of industrial equipment, automobiles, aerospace, etc., seals such as O-rings and oil seals are core components to prevent leakage and ensure stable operation of equipment. However, m...
PTFE O-Rings: An Innovator in High-Perfor...

19 Mar,25

In modern industry, sealing technology is a key link to ensure the safe operation of equipment and improve efficiency. O-rings made of polytetrafluoroethylene (PTFE) have become an ideal choice fo...
PEEK valve disc: “high-performance ...

11 Mar,25

In the key control units of blowout preventers in deep-sea oil and gas fields, aircraft engine fuel regulating valves, and artificial heart valves, a precision valve plate made of polyetheretherke...