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SJ Solarhub
About Us

About Us

12 years of expertise in PV, energy storage and EV charging — full-process turnkey services

SJ Solarhub manufacturing facility and engineering team in Shenzhen
OUR STORY

12 Years of PV, Storage & Charging Excellence

With 12 years of hands-on experience in the PV, energy storage and EV charging industry, we deliver end-to-end services covering system design, equipment procurement and EPC construction. Driven by our vision of “Green Mission, Brighter Future,” we serve residential, commercial & industrial and utility-scale clients across the globe.

12+
Years Experience
500+
Global Projects
60+
Countries Served

What We Offer

A complete capability set built around our customers' needs.

01

Turnkey PV+ESS+EV Solutions

We provide end-to-end PV, energy storage and EV charging solutions — from system design and equipment procurement to construction supervision. One partner, one accountable point of contact for the entire project.

02

Customization Services

Custom PV, storage and EV charging products tailored to your needs — from non-standard module sizes and special application scenarios to full white-label OEM partnerships.

OUR SERVICE PROCESS

Integrated Solar & Energy Storage System Solutions — From Design to Commissioning

01
24-48 Hours

Request &
Engineering Alignment

We review your project CAD drawings, electrical single-line diagrams, or load requirements. Leveraging 12+ years of hands-on EPC experience, we optimize component compatibility to prevent field installation mismatches.

02
Free Assessment

Tailored Package
Technical Proposal

Instead of single products, we design a fully integrated system package: Tier 1 PV Modules + Matched Inverters + Pre-wired AC/DC Distribution Cabinets + Step-up Transformers + Customized Mounting Structures.

03
Your Chinese Inspector

Stringent Joint QC
& Factory Inspection

As your dedicated technical representative in China, we conduct strict quality control. We perform on-site factory inspections, supervise testing of transformers/cabinets, and ensure all flash test reports match standards before leaving the factory.

04
Minimize Shipping Friction

Consolidated Packing
& Logistics

We coordinate cross-factory logistics to consolidate all equipment (modules, structures, cables, electrical cabinets) into unified containers at the port. One single shipment, one bill of lading (B/L), saving your sea freight and simplifying local customs clearance.

05
Long-term Reliability

Remote Engineering
Support & After-Sales

We provide comprehensive English installation manuals, wiring diagrams, and remote video technical support for your local engineering team during commissioning. Factory warranties are fully backed and managed directly by us.

12+ Years EPC ExperienceGlobal Project DeliveryFull Technical Accountability

We are not product brokers. We are your System Integration Partner in China.

Core Values

Professional

Expert design team and rigorous product quality system.

One-Stop

From modules to mounts, from cells to storage cabinets — full product line under one roof.

Customizable

Flexible response to client requirements, empowering every project.