JA Solar vs Shinson Technology - solar panel manufacturer comparison
JA Solar has the broader catalog (504 vs 105 models). JA Solar leads on peak efficiency at 24.80%. Shinson Technology leans bifacial (62% of lineup).
Both catalogues are read from the manufacturers' own datasheets. A brand is not scored against the market here, only against the other brand on this page.
The two companies
JA Solar is a global leader in the manufacturing of high-performance photovoltaic products. Founded in 2005, the company designs, develops, manufactures, and sells solar cells and modules. JA Solar's products are used in ground-mounted power plants, commercial & industrial rooftop PV systems, and residential rooftop...
- Founded
- 2005
- Headquarters
- Beijing, China
- Annual capacity
- 100+ GW/year
- Employees
- 37,289
- Listed
- SZSE: 002459
- Tier 1 bankable
- Yes
Shinson Technology is a leading professional supplier in the renewable energy industry, specializing in the production and distribution of high-quality PV modules, completed PV kits, and energy storage solutions. With a commitment to sustainable energy solutions, they strive to provide innovative and reliable products...
- Founded
- 2010
- Headquarters
- Changzhou, China
- Annual capacity
- 10+ GW/year
- Employees
- 500+
Catalogue against catalogue
An average over a catalogue describes the range a manufacturer publishes, not the module you would buy. A brand with two flagship panels and eighty older ones averages worse than one that has retired its back catalogue.
What each of them builds
JA Solar skews to higher efficiency: 15% of lineup is 23%+
Shinson Technology offers more 600W+ panels (18% of lineup)
Dominant cell tech: <strong>PERC</strong> (49%)
Dominant cell tech: <strong>TOPCon</strong> (40%)
The flagships
Written summary
JA Solar, founded in 2005 and listed on the Shenzhen Stock Exchange, is one of the world's largest solar module manufacturers, employing over 37,000 people and operating production capacity exceeding 100 GW per year. The company holds Tier 1 bankable status confirmed by S&P Global Commodity Insights and ranked third globally in module shipments in 2024, shipping approximately 79 GW - a 40% year-on-year increase. Shinson Technology, established in 2010, is a considerably smaller Chinese manufacturer with a workforce of over 500 employees and annual production capacity exceeding 10 GW, positioned as a technology-focused niche player rather than a volume leader. Shinson does not carry a publicly confirmed Tier 1 bankability rating, which is a meaningful distinction for project finance contexts.
JA Solar's portfolio of 524 panel models covers a wide power range up to 740 Wp, with an average efficiency of 20.87% and a maximum efficiency of 24.4%. PERC remains the dominant cell technology at 52.1% of the portfolio, complemented by TOPCon and other N-type offerings. Its scale, Tier 1 status, and PVEL Top Performer recognition make it a natural fit for utility-scale ground-mount projects and bank-financed commercial C&I installations, while its broad catalog also serves residential rooftop markets worldwide. Shinson Technology's 105-model portfolio reaches up to 720 Wp with a notably higher share of bifacial panels - 61.9% versus 44.3% for JA Solar - and a slightly better average temperature coefficient of -0.314%/°C compared to JA Solar's -0.323%/°C. TOPCon leads Shinson's technology mix at 40% of the portfolio, and the company additionally offers HJT modules, flexible panels, and BIPV solutions, making it relevant for specialized or architectural applications.
For international buyers prioritizing financial security, supply chain reliability, and long-term bankability, JA Solar is the clear choice - backed by verified Tier 1 status, global manufacturing scale, and an average warranty period of 27.85 years. Shinson Technology may appeal to developers seeking a higher bifacial ratio in their module selection or those pursuing niche applications such as building-integrated PV or flexible modules, where technological differentiation takes precedence over brand scale and institutional recognition.
Generated by Claude Sonnet · 2026-05-12
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Comparisons are computed from manufacturer datasheets held in the ComparePV database and may not reflect a brand's complete current lineup. Nothing on this page is paid placement.