Our Factory

Our Manufacturing Strength

✅ 10+ Years new‑energy manufacturing expertise

✅ 50,000 ㎡ total production plant

✅ 220+ experienced staff

✅ Export to 100+ countries worldwide

We manage three professional production bases:

▪ 5GW annual‑capacity solar PV module factory

▪ Lead‑acid battery plant with 1 million‑unit annual output

▪ 3GWH LFP lithium‑battery ESS production facility

Full‑scale OEM customization available for all product ranges.

We cooperate with leading global enterprises: DEYE, GROWATT, SUNGROW, HUAWEI, China Telecom, BYD, EVE, LONGi, RISEN, TRINA SOLAR, JINKOSOLAR,JA SOLAR,Longi, Great Power and others.

Development History

BESS Business Scope

Lithium iron phosphate battery factory products include:
✅12V lithium battery to replace lead-acid battery.
✅51.2V Low voltage lithium battery.
✅Various high-voltage lithium battery packs, from 96V to 1000V, from 10KWH to 10MWH etc

All lithium batteries use A+ battery cells, built-in BMS protection board, to ensure the service life of lithium batteries reaches 20 years.

Lithium batteries can be customized according to the capacity requirements of customers, such as 20KWH, 25KWH, 50KWH, 80KWH, 120KWH,241KWH,1MWH,5MWH,10MWH,,,etc.

Our lithium batteries can communicate with many brands of inverters on the market,including DEYE, GROWATT, SOFAR, INVT, SOL-ARK, SMA, SCHNEIDER, SUNSYNK, SOLIS, ATESS, LUXPOWER...etc.

In addition, Greensun Solar offers industry-leading containerized energy storage solutions for large-scale industrial and commercial energy storage projects,

featuring ready-to-deploy complete systems (800kWh, 1MWh, 2MWh, etc.)

backed by proven performance, global field validation and flexible customization to empower clients’ energy transformation goals

Help China's new energy go global and bring clean energy to the world

Worldwide Testing and Qualifications

Quality is the lifeblood of our company.

We have built a rigorous quality management system and attained a comprehensive set of certifications including ISO9001, IEC CB 62619, IEC61000, CE, UN38.3 and MSDS etc..

We exclusively adopt brand‑new Grade‑A cells sourced from top‑tier brands. rejecting grade‑B /refurbished cells entirely.

Driven by quality‑oriented manufacturing, we pursue shared growth together with our customers.