Dedicated to providing safe, durable, and high-precision core components for power grid construction.
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Annual production capacity exceeds 300,000 metric tons of ductile iron grooved pipe fittings, malleable iron threaded pipe fittings, malleable iron plastic-lined pipe fittings, as well as a wide range of line hardware and mechanical components.
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Our products are sold in more than 30 provinces across China and exported to over 40 countries and regions in Southeast Asia, Europe, Africa, South America, Oceania, and beyond.
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Iron cap 52-4 for disc-type suspension insulators
Tongue and clevis insulator cap 40KN
Bolts for the base of column insulators
33kV Pin-Type Insulator Steel Foot
ABOUT US
JIANZHI
Industry Experience
High-Voltage Power Grid Electrical Hardware Manufacturer
The company is a modern foundry enterprise integrating forging, ductile iron, gray iron, and electrical hardware manufacturing and sales.
ABOUT
Hebei Jianzhi Casting Group Porcelain Insulator Caps Co.,Ltd.
Hebei Jianzhi Casting Group Porcelain Insulator Caps Co.,Ltd. was founded in 2002 and is a large enterprise with over 20 years of experience in manufacturing casting products. The company covers an area of 450,000 square meters and has total assets of RMB 1 billion. It currently employs more than 4,000 people, including over 300 engineering and technical personnel. The company mainly supplies porcelain insulator caps, ductile iron grooved pipe fittings, malleable iron threaded pipe fittings, various line accessories, and mechanical components, with an annual production capacity of over 100,000 tons. Its products are sold in more than 30 provinces across China and exported to over 40 countries and regions in Southeast Asia, Europe, Africa, South America, Oceania, and other areas. We welcome your inquiries.
The company was founded in 2002.
Annual casting production capacity of 100,000 tons
Currently employs over 4,000 staff.
Products are sold in more than 40 countries and regions.
Aerial view of the factory premises
Thread Machining Workshop
Inspection Workshop
Tensile Testing Room
Sand Mixing Workshop
Mold Processing Workshop
Project Cases
Our company’s products have now established an extensive sales network, covering both domestic and international markets, with sales in more than 30 countries and regions, primarily in Bangladesh, Algeria, Turkey, Pakistan, Indonesia, the Middle East, South America, and Southeast Asia.
Blog
Thanks to your attention, our mission has grown even more significant; thanks to your support, our enterprise continues to thrive and expand. The road ahead is long and arduous, but we are committed to working hand in hand with friends from all sectors to forge new milestones together!
![[Invitation] The 139th China Import and Export Fair Kicks Off—Jianshi Group Invites You to Guangzhou!](https://omo-oss-image.thefastimg.com/portal-saas/pg2025121217220834872/cms/image/4d98e7d6-1020-45d5-8d34-52f7cc96cfd8.png "[Invitation] The 139th China Import and Export Fair Kicks Off—Jianshi Group Invites You to Guangzhou!")
2026-04-17
2022-09-27
Main Products
