Company Overview
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.
Products, Equipment & Capacity
Our main products include laminated sheets, rods, machined parts and mica-based materials, with an annual output of 15,000 tons. We operate an self-owned glass fiber plant with a 3,000-ton capacity to ensure consistent raw material quality. Our advanced manufacturing facilities feature 9 horizontal gluing lines, 24-layer vacuum presses, high-tonnage hot and cold presses, and over 20 sets of automated equipment, achieving high efficiency and leading automation levels.
Yilong is certified to ISO 9001, ISO 14001, and ISO 45001 standards. Our products meet SGS and RoHS requirements. We are recognized as one of China’s Top 500 Machinery Enterprises and have received honors such as “Shandong Famous Brand Product” and “Well-Known Trademark.”
Our products are exported to over 30 countries and regions, including the United States, Brazil, Russia, Turkey, South Korea, India, the Middle East, Europe, and Australia. We serve more than 300 long-term clients across power, electronics, new energy, transportation, and communications industries.
We are committed to quality, technology, environmental responsibility, and sustainable growth. With continuous improvement and smart manufacturing, we strive to deliver greater value to our customers and become a global leader in the insulation materials industry.
Established in 2005, we have decades of expertise in manufacturing electrical insulation materials, trusted by industries worldwide.
We specialize in epoxy glass cloth laminates, phenolic cloth and paper laminates, insulation rods, and more — meeting various industrial needs.
With a facility spanning over 110,000㎡ and annual output exceeding 15,000 tons, we are one of the largest insulation material producers in China
Equipped with 50+ large and medium-sized machines, including automated gluing, pressing, and cutting lines, ensuring efficiency and precision.
Our team includes over 36 skilled engineers and technicians who continuously drive product development and process innovation.
ISO9001 certified since 2001, RoHS and SGS compliant, and honored as a “Famous Trademark of Shandong Province.”
We focus on energy-saving, clean production, and waste recycling, integrating sustainability into our entire production chain.
Products exported to 30+ countries, trusted by over 300 international clients with a strong track record in on-time delivery and customer satisfaction
Stable production, in-house testing, and cost control enable us to offer high-quality products at competitive prices.
From fast quotation to after-sales support, our international team ensures timely communication and offers sourcing assistance to optimize your supply chain.
No.3, Mianzhi Street, Zhucheng, Shandong, China
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