Jubang Group Co., Ltd. 
OEM / ODM CUSTOM
SOLUTIONS FOR POWER
DISTRIBUTION EQUIPMENT
One-Stop Customization Service for Global Power Projects. Jubang Group provides OEM & ODM support for distribution transformers, intelligent switchgear, ring main units, box-type substations, circuit breakers, low-voltage distribution systems and smart electrical components. Founded in 1993, Jubang integrates R&D, intelligent manufacturing, CNAS-accredited testing and project delivery capabilities to support reliable customized electrical solutions.
1993 Founded
Long-term experience in power distribution equipment manufacturing.
135,000 m² Workshops
Standardized manufacturing base for stable production capacity.
160+ Valid Patents
Continuous innovation in electrical equipment and intelligent systems.
CNAS-Accredited Laboratory
Certified testing capability for quality and performance verification.
CORE PRODUCT SERIES FOR OEM & ODM PROJECTS
Flexible product customization for power distribution, industrial facilities, energy projects and intelligent electrical systems.
Distribution Transformers
Customized oil-immersed transformers and dry-type transformers for industrial, commercial, utility and renewable energy applications. Support customization for capacity, voltage level, cooling method, enclosure design.
CUSTOMIZABLE DETAILS:
- Capacity and voltage level
- Oil-immersed or dry-type structure
- Cooling and insulation design
- Outdoor or indoor configuration
- Project-specific technical requirements
Switchgear & Ring Main Units
OEM & ODM support for high-voltage switchgear, low-voltage switchgear, standardized low-voltage cabinets, primary-secondary integrated ring main units and gas-insulated ring main units up to 35kV and below.
CUSTOMIZABLE DETAILS:
- Cabinet structure and layout
- Busbar and component configuration
- Protection and control units
- Communication interfaces
- Color, nameplate and branding
Box-Type Substations & Integrated Systems
Customized box-type substations, skid-mounted integrated substations and transformer-switchgear integrated solutions for power grid, industrial, photovoltaic, energy storage and infrastructure projects.
CUSTOMIZABLE DETAILS:
- Enclosure size and structure
- Transformer and switchgear integration
- Ventilation and protection design
- Project appearance requirements
- Outdoor environmental adaptability
Circuit Breakers & Electrical Components
Customized air circuit breakers, molded case circuit breakers, miniature circuit breakers, vacuum circuit breakers, automatic transfer switches, control and protection switches and smart electrical components.
CUSTOMIZABLE DETAILS:
- Rated current and breaking capacity
- Protection characteristics
- Accessories and control modules
- Communication protocols
- Logo, packaging and product labeling
OUR CUSTOMIZATION ADVANTAGES
From product design to manufacturing, testing and delivery, Jubang provides reliable customization support for long-term project cooperation.
Strong R&D & Engineering Design
Jubang has established R&D platforms and industry-university-research cooperation with Zhejiang University, North China Electric Power University, Northeast Electric Power University, China Electric Power Research Institute, Shanghai Electrical Apparatus Research Institute, Hebei University of Technology, Hangzhou Dianzi University and other institutions.
HIGHLIGHTS
- 160+ valid patents
- 35+ invention patents
- 45+ software copyrights
- 6+ R&D platforms
- Participation in 25+ national and industry standards
Intelligent Manufacturing Capability
With digital factories and intelligent manufacturing at the core, Jubang has established PLM, ERP and MES systems to support full life-cycle product management and efficient manufacturing coordination.
HIGHLIGHTS
- Automated assembly and testing lines
- CNC sheet metal flexible production line
- CNC turret punches
- CNC laser cutting machines
- CNC press brakes
- Stable batch production capability
Full-Process Customization
Jubang supports customization from electrical parameters, cabinet structure and system configuration to appearance, branding, packaging, documentation and project delivery requirements.
HIGHLIGHTS
- Product specification customization
- Structural and appearance customization
- Logo and nameplate customization
- Packaging customization
- Project documentation support
- Application-oriented system configuration
Certified Quality & Project Support
With a CNAS-accredited national laboratory and strict quality management systems, Jubang supports product testing, quality verification and project-oriented technical support.
HIGHLIGHTS
- CNAS-accredited testing laboratory
- ISO 9001 quality management system
- ISO 14001 environmental management system
- ISO 45001 occupational health and safety management
- Full-process quality control
- Pre-sales and after-sales technical support
PRODUCTS AND
APPLICATION-ORIENTED DESIGN
Customized solutions are developed according to project scenarios, installation conditions and power system requirements.
Our Core Products Cover
- Distribution transformers
- Oil-immersed transformers
- Low-voltage switchgear
- Ring main units
- Box-type substations
- Vacuum circuit breakers
- Molded case circuit breakers
- Automatic transfer switches
- Intelligent terminal enclosures
- Jubang Cloud smart O&M platform
- Dry-type transformers
- High-voltage switchgear
- Standardized low-voltage switchgear
- Gas-insulated ring main units
- Skid-mounted integrated substations
- Air circuit breakers
- Miniature circuit breakers
- Smart energy meters
- Control and protection switches
Project & Appearance Customization
Jubang can customize product configuration and appearance according to project requirements, local standards, installation environments and customer brand needs.
Customization Support:
- Cabinet structure design
- Product color customization
- Control panel layout
- Component arrangement
- Cooling and ventilation design
- Outdoor protection design
- Project-specific electrical drawings
- Integration with existing switchgear or transformer systems
MANUFACTURING & QUALITY
ASSURANCE
Reliable customization depends on stable manufacturing, certified testing and strict quality control.
Digital Intelligent Factory
PLM, ERP and MES systems support full life-cycle product management and coordinate product design, manufacturing, quality and logistics.
Advanced Production Equipment
Automated assembly and testing lines, CNC sheet metal flexible production line, CNC turret punches, CNC laser cutting machines, CNC press brakes and CNC machining centers support stable production quality.
CNAS-Accredited Testing Laboratory
Testing capabilities include mechanical performance testing, temperature rise testing, lightning impulse testing, partial discharge testing, product testing and integrated test data management.
Full-Process Quality Control
From raw material procurement to finished product delivery, Jubang applies strict quality control standards and testing procedures.
Continuous Quality Improvement
Advanced quality management tools such as FMEA, PPAP, 8D, Control Plans and Six Sigma are applied to continuously improve product quality.
Certified Excellence
Committed to international standards of quality and safety.
CERTIFICATIONS & HONORS
- CNAS-Accredited National Laboratory
- ISO 9001 Quality Management System
- ISO 14001 Environmental Management System
- ISO 45001 Occupational Health and Safety
- National High-Tech Enterprise
- National Green Factory
- MIIT Specialized and Innovative “Little Giant” Enterprise
OEM / ODM CUSTOMIZATION PROCESS
A clear and efficient process from technical communication to delivery and after-sales support.
Inquiry & Requirement Analysis
Share your project requirements, technical specifications, product drawings, application scenarios or target market needs. Jubang’s technical team will review the requirements and provide initial recommendations.
Technical Proposal & Quotation
Based on electrical parameters, structure, product configuration, quantity and delivery requirements, Jubang provides a technical proposal, quotation and estimated timeline.
Design Confirmation
Confirm technical drawings, cabinet structure, component configuration, appearance requirements, branding details, packaging and documentation requirements before sample or batch production.
Sample / Prototype Development
For customized products or new configurations, Jubang can support sample development, prototype assembly, functional verification and testing according to project requirements.
Mass Production & Quality Control
After approval, Jubang starts mass production with strict process control, including incoming inspection, process inspection, laboratory testing and final product inspection.
Delivery & After-Sales Support
Products are packaged and delivered according to project requirements. Jubang provides technical documentation, installation guidance, operation support and after-sales service based on customer needs.
CUSTOMIZED FOR DIFFERENT POWER
PROJECT SCENARIOS
Jubang develops application-oriented electrical solutions for different industries, environments and power distribution requirements.
Power Grid & Utility Projects
Customized ring main units, switchgear, transformers and box-type substations for urban distribution networks, rural grid upgrades, substations and utility power supply systems.
Industrial & Civil Construction
Customized low-voltage distribution systems, distribution boxes, circuit breakers, ATS, smart meters and terminal enclosures for buildings, factories, commercial complexes and public infrastructure.
Photovoltaic Power Generation
Customized electrical distribution and protection equipment for photovoltaic projects, including DC combiner boxes, inverters, step-up transformer integrated systems, switchgear and grid connection equipment.
Energy Storage Systems
Customized power distribution solutions for commercial and industrial energy storage, microgrids, photovoltaic-storage systems and backup power applications.
Heavy Industry Applications
Customized robust power distribution and protection solutions for steel, metallurgy, mining, oil and gas, petrochemical plants and high-load industrial production lines.
Transportation & Infrastructure Projects
Customized power distribution systems for railways, airports, ports, tunnels and municipal infrastructure, supporting stable power supply, intelligent monitoring and project-specific equipment configuration.
Project & Appearance Customization:
Jubang supports customized enclosure design, cabinet color, control panel layout, component selection, cooling structure, protection level, wiring design, smart monitoring configuration and integration with existing power distribution systems.
TRUSTED CAPABILITIES FOR GLOBAL
POWER PROJECTS
Jubang supports customers with certified manufacturing, engineering qualifications and intelligent electrical system capabilities.
TRUST MARKS & QUALIFICATIONS
- National High-Tech Enterprise
- CNAS-Accredited National Laboratory
- National Green Factory
- MIIT Specialized and Innovative “Little Giant” Enterprise
- National Postdoctoral Research Workstation
- National Intellectual Property Advantage Enterprise
- Class A Qualification for Power Engineering Construction General Contracting
- Cooperation with State Grid, China Southern Power Grid, PetroChina, China Three Gorges and other large enterprises
