Ningbo Jiayu Electronic Technology Co., Ltd., a key subsidiary of Top Hengda Group, brings over a decade of specialized experience in the solar PV and energy storage sectors. Building on the foundation of its parent company, which was established in 1988 and is headquartered in the major industrial hub of Beilun, Ningbo, China, Jiayu has grown into a leading integrated manufacturer. 

We seamlessly combine R&D, manufacturing, and sales, with a strategic focus on intelligent energy storage solutions. 

Our Core Product Portfolio: 

Residential Energy Storage Systems (ESS) 

Commercial & Industrial (C&I) ESS

Containerized Energy Storage Systems 

Balcony Solar Power Systems

Commitment to Innovation and Quality: 

Ningbo Jiayu is dedicated to pioneering core technologies in energy storage, control systems, and structural design, backed by numerous patents. We are committed to providing global energy storage customers with comprehensive, intelligent solutions, particularly in the critical area of thermal management. With a strong emphasis on R&D and innovation, our core technical team possesses over ten years of deep industry expertise. 

Our proficiencies span: 

Battery Management Systems (BMS) 

Power Conversion Systems (PCS) 

Thermal Management Systems (TMS)

Smart Management Systems (SMS) 

Global Certifications & Compliance: Our commitment to quality and safety is validated by internationally recognized certifications. Our products have been tested and certified by authorities including TÜV, Bureau Veritas (BV), and SGS. Furthermore, we hold CE and ROHS certification International: UN38.3 and MSDS certifications for over 10 lithium battery models.