### [Top 10 Space-Based Photovoltaic (PV) Concept Stocks](https://linkinchina.com/en/article/160)

**Published:** 2026-01-26T16:57:43

**Author:** torrye

**Excerpt:** Elon Musk just unveiled a plan for 200GW of solar power — not on Earth, but in space. This isn’t sci-fi: a new orbital energy revolution is accelerating, powered by breakthroughs in ultra-light cells, perovskite tech, and satellite constellations. The race to beam clean energy from orbit is on, and these 10 companies are building the backbone of space-based photovoltaics. From gallium arsenide specialists with 60% market dominance to the sole supplier of space-grade carbon fiber frames, discover the hidden players engineering humanity’s next leap in energy infrastructure — and the stocks positioned to soar as the space grid takes shape.

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### **Top 10 Space-Based Photovoltaic (PV) Concept Stocks**

**Market Background:** At the World Economic Forum in Davos, Elon Musk announced that Tesla and SpaceX plan to construct a combined **200GW of photovoltaic capacity** in the U.S. over the next three years (100GW each). This capacity is intended primarily to power terrestrial data centers and space-based AI satellites.

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#### **I. Core Cell Technology Suppliers**

**1\. Qianzhao Optoelectronics (300102)**

-   **Position:** The absolute leader in domestic Low Earth Orbit (LEO) satellite Gallium Arsenide (GaAs) batteries, commanding over **60% market share**.
    
-   **Highlights:** Products have passed aerospace-grade certification and are delivered in bulk. Possessing full-chain capabilities from substrate to packaging, the company is deeply involved in national-level projects like the **G60 “Qianfan” Constellation**. It holds extremely high technical barriers and significant substitution costs.
    

**2\. Risen Energy (300118)**

-   **Position:** A frontrunner in ultra-thin P-type Heterojunction (HJT) cells.
    
-   **Highlights:** Achieved mass production of **50-70μm** ultra-thin silicon wafers with a specific power exceeding **450W/kg**. The company has reportedly supplied small batches to SpaceX’s Starlink. Its superior radiation resistance makes it suitable for extreme space environments, positioning it as a key player in HJT space applications.
    

**3\. Hainan Drinda New Energy (002865)**

-   **Position:** A pioneer in Perovskite-Silicon Tandem technology.
    
-   **Highlights:** Laboratory efficiency has surpassed **34%**, and the first industrial-grade tandem cell has been produced. Through a strategic investment in Shangyi Optoelectronics (commercializing CAS technology), the company aims to build the world’s first space-based perovskite power station.
    

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#### **II. Upstream Key Material Suppliers**

**4\. Yunnan Germanium (002428)**

-   **Position:** The exclusive supplier of aerospace-grade germanium substrates with over **90% market share**.
    
-   **Highlights:** Product purity reaches **99.9999%**. It provides core substrates for triple-junction GaAs cells to enterprises like Qianzhao Optoelectronics. Germanium wafer capacity is projected to reach **2.5 million units/year** by 2025.
    

**5\. Guangwei Composites (300699)**

-   **Position:** The sole supplier of carbon fiber skeletons for flexible solar wings, holding over **80% market share**.
    
-   **Highlights:** Its aerospace-certified products supply SpaceX’s Starlink and domestic commercial satellites. Aerospace revenue is projected to increase by **150% YoY** in 2025.
    

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#### **III. Equipment & System Integrators**

**6\. Maxwell Technologies (300751)**

-   **Position:** The global leader in HJT equipment.
    
-   **Highlights:** Reportedly provides Perovskite/HJT tandem production lines to SpaceX, supporting the processing of ultra-thin silicon wafers (<50μm). Its technology meets the lightweight requirements of space PV, with an order book covering nearly three years of capacity.
    

**7\. China Spacesat (600118)**

-   **Position:** A leader in small satellite manufacturing under the China Aerospace Science and Technology Corporation (CASC).
    
-   **Highlights:** Undertakes national projects such as the **“Qianfan Constellation.”** The company possesses R&D capabilities for solar wing automatic docking systems, facilitating modular space power station deployment.
    

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#### **IV. Ancillary Materials & Engineering**

**8\. Rayitek Hi-Tech Materials (688320)**

-   **Position:** The sole supplier of aerospace-grade CPI (Colorless Polyimide) films.
    
-   **Highlights:** Products have been validated by three years of in-orbit performance. It provides encapsulation materials for flexible solar wings on LEO satellites, enjoying a competitive “vacuum period” (moat) of up to five years due to high technical barriers.
    

**9\. Zaisheng Technology (603601)**

-   **Position:** A “hidden champion” in space insulation materials.
    
-   **Highlights:** Its ultra-fine glass fiber cotton features a thermal conductivity of only **0.023 W/m·K**, supporting SpaceX component thermal management systems. Aerospace revenue contribution is expected to rise to **12%** by 2025.
    

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#### **V. Comprehensive Technology Layout**

**10\. Trina Solar (688599)**

-   **Position:** A comprehensive player covering Gallium Arsenide (32.6% efficiency), HJT, and Perovskite technology routes.
    
-   **Highlights:** Established a **100MW aerospace-grade perovskite pilot line**. The company participates in the R&D of the China Space Station’s energy system, meeting the requirements for high space-based energy density.

**Tags:** Optics, Satellite Technology, Space Solar, Space Tourism

**Categories:** News and Editorials

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