Professional
production

With integrated production lines, advanced testing equipment, and a team of professional technicians, we achieve an impressive annual production output of up to 15,000 tons

APPLICATION

YILONG’s laminated insulation materials are widely used across a variety of industries where electrical, thermal, and mechanical reliability are critical. From aerospace to electronics, our solutions support high-performance equipment, ensure safety, and extend service life under demanding operating conditions.

WHO WE ARE

LEADING MANUFACTURER OF EPOXY GLASS CLOTH LAMINATES

Established in 2005, YILONG is a national high-tech enterprise dedicated to the R&D and manufacturing of electrical insulation materials. With a production base covering 110,000 square meters and 288 employees including 36 technical professionals, we hold 26 patents, including 4 invention patents, reflecting strong innovation capabilities.

about company pic
EST
2005
company factory img
  • COMPETITIVE PRICES

    We provide cost-effective solutions while maintaining the highest standards of quality.

  • ASSURED QUALITY

    Our products undergo rigorous quality control and comply with international certifications such as Reach, RoHS, CE, and ISO.

  • TIMELY DELIVERY

    With streamlined production and logistics processes, we ensure prompt delivery.

  • FAVORABLE PAYMENT TERMS

    Typically 30% deposit and 70% before shipment. But it’s negotiable to suit your needs.

  • ROBUST CORPORATE STRENGTH

    We provide cost-effective solutions while maintaining the highest standards of quality.

  • TRUSTED BY LEADING DOMESTIC AND INTERNATIONAL BRANDS

    Our products undergo rigorous quality control and comply with international certifications such as Reach, RoHS, CE, and ISO.

  • GOVERNMENT SUPPORT

    With streamlined production and logistics processes, we ensure prompt delivery.

  • ADVANCED TECHNOLOGY AND R&D

    Typically 30% deposit and 70% before shipment. But it’s negotiable to suit your needs.

LATEST NEWS

Phenolic Paper Sheet vs. Phenolic Cotton Cloth Sheet: Properties, Applications, and Selection Guidelines
Phenolic Paper Sheet vs. Phenolic Cotton Cloth Sheet: Properties, Applications, and Selection Guidelines

In modern industrial manufacturing and electrical insulation sectors, phenolic laminates remain a cornerstone material thanks to their robust mechanical performance, dependable dielectric properties, and notable resistance to chemical corrosion. Among the broad spectrum of phenolic laminate products, Phenolic Paper Sheets and Phenolic Cotton Cloth Sheets represent two of the most widely utilized and technically significant variants. Each offers distinct performance advantages, making them particularly suited for different engineering and operational contexts.

01 - Sep - 2025
MORE
Main Types Of Engineering Plastics
Main Types Of Engineering Plastics

Engineering Plastics are a category of high-performance polymers designed to meet demanding requirements that go beyond the capabilities of most commodity plastics. Known for their exceptional mechanical properties, these materials excel in heavy-duty applications where factors such as shock absorption, chemical resistance, and dimensional stability are critical.

30 - Aug - 2025
MORE
Understanding of Different PEEK Grades and Their Advantages& Applications
Understanding of Different PEEK Grades and Their Advantages& Applications

Bearing grade PEEK is specially formulated with solid lubricants such as PTFE, graphite, and sometimes carbon fiber. These additives provide exceptional tribological properties, resulting in very low friction, reduced wear, and extended component life.

29 - Aug - 2025
MORE
Guide for PEEK sheet and PEEK plate – Differences, Advantages, Applications, and Machining Insights
Guide for PEEK sheet and PEEK plate – Differences, Advantages, Applications, and Machining Insights

While PEEK sheet and PEEK plate are both made from the high-performance thermoplastic Polyetheretherketone (PEEK), there are clear differences in thickness and application focus:

28 - Aug - 2025
MORE
Understanding PEEK – Properties, Advantages, and Industrial Uses
Understanding PEEK – Properties, Advantages, and Industrial Uses

Polyether Ether Ketone (PEEK) is recognized in engineering circles as one of the most capable thermoplastic polymers available. It offers a rare balance of mechanical strength, chemical resistance, and thermal stability, making it an excellent choice for situations where both performance and durability are paramount. From aerospace components to medical implants, PEEK’s reliability in extreme environments ensures its continued relevance as industries demand more from their materials.

27 - Aug - 2025
MORE
Manufacturing process of fiberglass tube
Manufacturing process of fiberglass tube

Epoxy fiberglass tubes are widely valued in various industries due to their exceptional strength, durability, and insulating characteristics. However, precise handling of these materials demands specialized tools and techniques to ensure both accuracy and safety. This comprehensive guide delves into the key methods for cutting and machining Epoxy fiberglass tubes, offering practical insights for both professionals and DIY enthusiasts.

26 - Aug - 2025
MORE
Comprehensive Overview of Seven Major Electrical Insulation Materials Series
Comprehensive Overview of Seven Major Electrical Insulation Materials Series

Electrical Insulation Materials are fundamental components in the manufacturing and operation of electrical and electronic equipment. According to national classification standards, insulation materials are systematically divided into seven principal series. YILONG, a leader in advanced insulation solutions, presents this comprehensive overview of each series to support industry professionals in selecting the optimal materials for their applications.

25 - Aug - 2025
MORE
Fiberglass Rod Production Process for Industrial Applications
Fiberglass Rod Production Process for Industrial Applications

YILONG, a trusted name in composite material solutions, has announced advancements in its Fiberglass Rod manufacturing process, designed to meet the needs of industries operating in challenging and corrosive environments. Fiberglass Rods are proving to be an ideal replacement for traditional metal products, offering superior corrosion resistance, electrical insulation, and structural performance.

22 - Aug - 2025
MORE
FR4 fiberglass sheet: Thermal, Electrical, and Mechanical Properties
FR4 fiberglass sheet: Thermal, Electrical, and Mechanical Properties

In the field of electrical insulation and printed circuit boards (PCBs), FR4 fiberglass sheet is one of the most reliable and widely used materials. With exceptional thermal resistance, electrical insulation, and mechanical strength, FR4 is trusted across electronics, automotive, aerospace, power distribution, and telecom industries.

20 - Aug - 2025
MORE
Why G10 epoxy boards Typically Use 7628 Fiberglass Cloth Prepregs?
Why G10 epoxy boards Typically Use 7628 Fiberglass Cloth Prepregs?

In the production of G10 epoxy boards, one of the essential materials employed is the 7628 fiberglass cloth prepregs. The choice of this specific prepreg type is not random but is influenced by its distinct characteristics that align with the required properties of G10 epoxy boards.

19 - Aug - 2025
MORE

FAQ