Our Goal

About SUNJ
Honorary Certificate:
SUNJ has an ISO9001 certified quality management system and an ISO14001 certified environmental management system!
The product has passed IEC 61238, IEC 61284, NFC 33042 standard certification
- 15+ Years in Industry
- 80+ Countries served
- 32+ Utility Approvals
- 800+ Projects executed Globally
Your Electrical Friend
We will continue to improve ourselves and sincerely invite you who are interested in our products to develop business together.
We insist on providing quality products
Competitive prices, perfect after-sales service, and a strategy of timely development of new products to meet customer needs.
Overseas Warehouse in Turkey: Fast Delivery, Lower Shipping Costs and Localized Service

Technical Advantages
Among electrical suppliers of the same scale and production capacity, we have a professional team of engineers and strict quality control!

Market Experience
With experience in supplying to many national power companies, we can respond quickly and provide precise services according to customer needs!
Blog

Everything You Should Know About Pin Insulators
Pin insulators are common insulators used in overhead power transmission and distribution lines, as well as communications cables. This page will provide a detailed introduction to pin insulators, covering their structure, operating principle, materials, specific usage, installation requirements, maintenance recommendations, and distinctions from other types of insulators.

Middle East Energy Dubai (MEE) 2024
We are delighted to announce that our factory has reached a significant achievement in the power hardware industry, dedicating to the development and innovation within the sector.







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