DintoSolar

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OUR COMPANY

ABOUT DINTO SOLAR

Dinto Solar Co., Ltd. (Dinto Solar) is a China National-Level High-Tech Enterprise specializing in the R&D, manufacturing, and commercialization of ultra-high-efficiency n-type heterojunction (HJT) solar cells and modules. Established in 2017 by the Central Research Institute of State Power Investment Corporation (SPIC)¡ªthe world¡¯s largest photovoltaic, renewable, and clean energy company¡ªDinto Solar is dedicated to accelerating the industrialization of HJT technology and driving innovation across the global solar industry.
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15 GW
Planned Annual HJT Capacity
100+
HJT Solar Projects
760 W
Module Champion Power
24.47%
Module Champion Efficiency
Driven to lead in heterojunction technology, we deliver a full spectrum of high-quality HJT cells 1773399920013_8d3e96ff-c41f-4089-ae80-ad36a2e9f21b and modules 1773399933690_c7937995-32ac-4677-9c95-5d36bb31fca7 ,  powering reliable and sustainable solar ÇòËÙÌåÓý-ǰ·æ³±Ë®,´òÔìרÊôÌåÓýȦ-ÇòËÙÌåÓý solutions worldwide. ÇòËÙÌåÓý-ǰ·æ³±Ë®,´òÔìרÊôÌåÓýȦ-ÇòËÙÌåÓý
1 / 3
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R&D STRENGTH
R&D STRENGTH
Dinto Solar maintains long-term investment in research and development, strengthens industry¨Cacademia¨Cresearch collaboration, and advances technological innovation to enhance the efficiency of heterojunction solar cells and modules. The company has achieved internationally leading patented technologies and pioneered the independent, large-scale production of copper-metalized heterojunction (C-HJT) modules, accelerating the commercialization of high-efficiency products. Meanwhile, Dinto Solar brings together top-tier HJT talent to build a professional R&D team led by industry experts, providing strong support for long-term, high-quality growth.
60 million (US$) +
Cumulative HJT R&D investment
(Data as of 2025)
25% +
R&D investment
(% of revenue)
200 +
Talents in HJT field
Team members' average
experience in top solar companies
100+
High-quality invention patents
30+
Proprietary technologies
HJT Technology

ADVANCED HJT TECHNOLOGY, DELIVERING SUSTAINABLE SOLAR VALUE

HIGHER EFFICIECNY
MORE POWER GENERATION
HIGHER RELIABILITY
LOWER CARBON FOOTPRINT
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TCO
n type ¦Ìc-Si
i-a-Si
n type c-Si
i-a-Si
p type ¦Ìc-Si
TCO
24.47%
Module Champion Efficiency
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-0.24%/¡ãC
Industry Leading Temperature Coefficient
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Hot Climate
SUNRISE
NOON
SUNSET
Average daily power generation
increased by over 3%
ÇòËÙÌåÓý-ǰ·æ³±Ë®,´òÔìרÊôÌåÓýȦ-ÇòËÙÌåÓý
+2~5%
Higher Bifacial Energy Yield Gain
TOPCon
80%
DintoSolar HJT
90%
Direct Sunlight
Diffuse Sunlight On Back Of Panel
Sunlight Reflected Off Ground To Back Of Panel
ÇòËÙÌåÓý-ǰ·æ³±Ë®,´òÔìרÊôÌåÓýȦ-ÇòËÙÌåÓý ÇòËÙÌåÓý-ǰ·æ³±Ë®,´òÔìרÊôÌåÓýȦ-ÇòËÙÌåÓý ÇòËÙÌåÓý-ǰ·æ³±Ë®,´òÔìרÊôÌåÓýȦ-ÇòËÙÌåÓý
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¡Ü9.7%
Lower Module Degradation
¡Ü1%
degradation in the first year
¡Ý90.3%
of power maintained after 30 yrs
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99%
91.8%
90.3%
ÇòËÙÌåÓý-ǰ·æ³±Ë®,´òÔìרÊôÌåÓýȦ-ÇòËÙÌåÓý
Superior Low-Light Performance
HJT modules deliver excellent short-wavelength response and high open-circuit voltage (~750 mV, 20¨C30 mV higher than other technologies). Interface passivation and symmetric structure enable all-direction light capture, extending daily generation and boosting lifetime energy yield.
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Butyl Sealant (PIB) + Dual-glass
Innovative butyl sealant and double-sided coated glass enhance module sealing, ensuring exceptional moisture resistance.
<4%
DH3000 Degradation
DH1000
2.1%
DH2000
2.8%
DH3000
3.9%
Film
Glass
Frame
Cell
Glass
Film
PIB
Light Conversion Film
The HJT module is encapsulated with light conversion film
that converts UV light (<380 nm) to blue light (~400-550 nm).
This feature significantly enhances the module's UV resistance.
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UV180 <3%
Sample 1
Sample 2
Sample 3
Sample 4
IR
UV
Light Conversion Film
Solar Cells
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4-Steps
HJT technology requires only four core process steps, significantly fewer than the more than ten steps required for TOPCon and BC technologies. This results in higher yield, lower energy consumption, and improved process controllability.
HJT / C-HJT
4 Steps
TOPCon / BC
10+ Steps
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Texturing & Cleaning
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PECVD
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PVD
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Metallization Patterning
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Low-Temperature Processing
All key production steps are completed at temperatures below 200¡ãC, enabling the use of thinner silicon wafers while minimizing thermal damage and high-temperature diffusion, thereby substantially reducing silicon material consumption, overall energy costs, and the carbon footprint.
200¡ãC
HJT
800¡ãC
Other Solar Cells
PV SOLUTIONS

FIND YOUR HJT SOLAR SOLUTION

PRODUCTS

WE PROVIDE HIGH-QUALITY HJT PRODUCTS

ÇòËÙÌåÓý-ǰ·æ³±Ë®,´òÔìרÊôÌåÓýȦ-ÇòËÙÌåÓý
ÇòËÙÌåÓý-ǰ·æ³±Ë®,´òÔìרÊôÌåÓýȦ-ÇòËÙÌåÓý ÇòËÙÌåÓý-ǰ·æ³±Ë®,´òÔìרÊôÌåÓýȦ-ÇòËÙÌåÓý
HJT Modules
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ÇòËÙÌåÓý-ǰ·æ³±Ë®,´òÔìרÊôÌåÓýȦ-ÇòËÙÌåÓý ÇòËÙÌåÓý-ǰ·æ³±Ë®,´òÔìרÊôÌåÓýȦ-ÇòËÙÌåÓý
HJT Cells
SERVICE & SUPPORT

A BETTER FUTURE STARTS WITH US

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