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Company Founded in Yueqing, Zhejiang
Zhejiang Jieyi Electric Power Technology Co., Ltd. was established in Yandpan Industrial Zone, Yueqing, with an experienced technical team and a focus on the manufacturing and sales of medium- and high-voltage cable accessories and electrical components.
Factory Expansion and Equipment Upgrade
The company relocated to Shangmiao Industrial Zone and expanded its factory area to 6,000㎡. During this period, it introduced advanced automatic rubber injection machines, epoxy molding machines, and large-scale mixing equipment, while also completing ISO system certifications.
Cold Shrink Division Established
Zhejiang Jieyi Electric Power established its Cold Shrink Division, further improving its production system and manufacturing process for complete high-, medium-, and low-voltage product lines.
Sales Channel Expansion and 5S Management
The company expanded its sales department, created an e-commerce team, and promoted its products through online video, live streaming, and offline power exhibitions in major cities. At the same time, 5S management was introduced to strengthen factory operations.
Supply Chain Improvement and Provincial Recognition
The Cold Shrink Division moved to Xinguang Industrial Zone in Liushi Town, where multiple production lines and professional testing facilities were further improved. In December 2024, the company was recognized as a Provincial Science and Technology Enterprise.
Testing Capability Upgrade and Larger Manufacturing Base
The headquarters relocated to Xinguang Industrial Zone in Liushi Town. The factory area expanded to more than 13,000㎡, with the addition of a voltage withstand room, a partial discharge room, precision material analysis equipment, and electrical performance testing equipment. The company also obtained a series of AAA-level enterprise credibility and service certifications.
YIEOU: A Growing Manufacturer with Expanding Capability
From its foundation in 2018 to its continued expansion in production capacity, technical facilities, and market development, Zhejiang Jieyi Electric Power Technology Co., Ltd. has built a stronger and more complete power accessory manufacturing system year by year.
Inside Our Production Workshop
Explore the production line, curing area, and finished goods warehouse.
Hydraulic Press Production
Large-scale forming equipment supports consistent production and efficient workflow.
Industrial Curing Ovens
Dedicated curing equipment helps maintain reliable product performance.
Finished Goods Warehouse
Organized storage keeps finished products ready for inspection and delivery.
Engineering Support, Quality Systems, and Product Reliability
Zhejiang Jieyi Electric Power Technology Co., Ltd. continues to strengthen its technical capability through engineering support, product development, process improvement, and quality-oriented manufacturing. From product design to testing and customer support, the company works to provide dependable solutions for medium- and high-voltage applications.
Professional Technical Team
The company has built a dedicated technical structure supported by engineers, technical staff, and specialized departments. Through ongoing training and practical manufacturing experience, the team continues to improve product development, production coordination, and technical response capability.
R&D and Product Improvement
Jieyi focuses on continuous product development and optimization in the field of cable accessories, insulation parts, and power connection components. With investment in research, equipment, and testing, the company works to improve product performance, structure, and application reliability.
Testing and Verification Capability
The factory is equipped with electrical performance testing equipment, a voltage withstand room, a partial discharge room, and precision material analysis equipment. These facilities help support inspection, validation, and more stable quality control throughout the manufacturing process.
Quality and Standards
Management systems implemented to support production consistency and quality control.
European-type products are designed to meet DIN47636 and EN50181 related requirements.
American-type products are developed in line with ANSI/IEEE386 related standards.
Electrical testing is aligned with standards such as IEC60502, GB12706, GB11032, and JB8144.
Technical Support & Service
The company provides support across pre-sales consultation, technical communication, production coordination, and after-sales response. With a customer-focused service approach, Jieyi aims to deliver not only products, but also smoother project support and long-term cooperation.
Pressure Resistance Chamber
High Voltage Testing Lab
Why Customers Choose Jieyi Electric Power
With growing manufacturing capability, technical support, quality-oriented production, and a more integrated supply system, Zhejiang Jieyi Electric Power Technology Co., Ltd. is committed to providing dependable products and responsive service for medium- and high-voltage power distribution projects.
Integrated Manufacturing Capability
From product development to production, testing, and delivery, the company has built a more complete internal system to improve efficiency, coordination, and supply stability.
Broad Product Coverage
The product range covers cable accessories, cold shrink products, surge arresters, connectors, insulation components, branch boxes, and other supporting electrical parts.
Technical and Engineering Support
Dedicated technical staff and specialized departments help support product selection, project communication, application understanding, and after-sales coordination.
Upgraded Testing Facilities
With a voltage withstand room, partial discharge room, and performance testing equipment, the company continues to strengthen product inspection and technical verification.
Quality-Oriented Management
By implementing management systems, improving process control, and following applicable technical standards, Jieyi works to deliver more stable and reliable product quality.
Customer-Focused Service
The company emphasizes pre-sales support, timely response, after-sales service, and long-term cooperation, with customer satisfaction as a key priority.
Certified Quality, Proven Standards
Our certifications reflect a consistent commitment to product quality, responsible manufacturing, and internationally recognized standards.











Let’s Support Your Power Connection Project
Whether you are looking for cable accessories, cold shrink solutions, surge protection products, or supporting components for medium- and high-voltage applications, Zhejiang Jieyi Electric Power Technology Co., Ltd. is ready to provide product support, technical communication, and responsive service for your project needs.