Decoding Tongwei · Technology Leadership | Tongwei TNC "Lihui" PV Module Defeats the "Invisible Power Generation Assassin" in Desert and Gobi Regions
2026-09-04

If you build a PV power station in the desert and Gobi

What will you get?

Apart from inexhaustible sunlight

There is also a giant "grinder" that never shuts down

Strong winds carry sand grains to scrape across the modules

Don't think it's just surface scratches

Once the coating layer is worn

The light transmittance drops sharply

The power generation is gradually "ground away"

You may not even notice it


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For this scenario

Most people's first reaction is to thicken the coating for hard resistance

But sand and wind are flowing

Thicken one layer, and it will grind one inch deeper

Fighting against it by thickness will always put you in a passive position


But we adopted a different approach

Tongwei TNC "Lihui" PV Module

By reducing the porosity of the glass coating

And increasing the crosslinking density of the film layer

The pencil hardness of the film layer is raised from 3H to over 5H


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Its wear resistance is comparable to an ultra-high hardness ceramic coating

Sand grains cannot leave scratches when sliding across it

It is equivalent to putting a "diamond armor" on the glass

The durability of the top anti-reflection coating is greatly improved

Light transmittance will no longer drop due to sand abrasion

Thus the power generation over the full life cycle is increased


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To tackle the dust and dirt issue in deserts

Tongwei Desert & Gobi "Lihui" PV Module

Forms a micro-nano structure on the glass surface

Effectively reduces the adsorption of fine dust

And enhances the self-cleaning capability of the module


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Whether it is the continuous strong wind in the Qinghai Gobi

Or the extreme sandstorm in the Middle East desert

Tongwei TNC "Lihui" PV Module

Always delivers stable and reliable performance


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Continuously outputs green power

We don't compete on thickness, but on density

Sturdy and durable

Is the solid foundation for stable revenue


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