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Changzhou Almaden Co., Ltd.

A Chinese high-tech manufacturer specializing in ultra-thin photovoltaic tempered glass, coated glass, and double-glass solar modules.

Last updated September 28, 2026

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Overview

Changzhou Almaden Co., Ltd. (亚玛顿) is a Chinese high-tech enterprise founded in 2006 and headquartered in Changzhou, Jiangsu Province. The company listed on the Shenzhen Stock Exchange SME Board in 2011 under the stock code 002623. It is a technology-driven manufacturer focused on the research, development, production, and sales of photovoltaic coated glass, ultra-thin physically tempered glass, and double-glass modules. Almaden is recognized as a national high-tech enterprise, a national manufacturing single champion (product) enterprise, a national intellectual property demonstration enterprise, and holds leadership roles in several industry associations including vice president of the All-China Federation of Industry and Commerce New Energy Chamber of Commerce and vice president of the China Building and Industrial Glass Association. The company's core innovation lies in its advanced large-size thin thermal tempering technology, which reduces tempered glass thickness to 2mm and below. Combined with high-performance anti-reflective coating technology and a unique photovoltaic module design, Almaden developed ultra-thin double-glass modules, helping the photovoltaic industry enter a lighter, thinner, and more durable era. Its self-developed 1.6mm ultra-thin photovoltaic tempered glass broke through the industry's physical tempering thickness limit, reducing weight by 35% compared to traditional products while increasing light transmittance by 2.5 percentage points. The company has also expanded into optoelectronic glass for electronic displays, including large-size ultra-thin optoelectronic glass, light guide plate glass, diffusion plate glass, and full lamination products, serving well-known domestic display manufacturers. Almaden's product portfolio includes ultra-thin glass, new coated glass, BIPV (Building Integrated Photovoltaics) modules, optoelectronic glass, and full lamination services. The company has production bases and an annual capacity of photovoltaic glass and optoelectronic glass, with approximately 1,500 employees and 85 valid patents. In 2025, Almaden was awarded the "2025 Forbes China Industry Development Innovation Brand," following its recognition as a Forbes China Best Potential Enterprise in 2012. The company continues to invest heavily in R&D, exploring new applications in perovskite modules, low-altitude economy, and smart cities, while adhering to its business philosophy of innovation, quality, integrity, and value creation.

History

Changzhou Almaden Co., Ltd. was established in 2006 in Changzhou, Jiangsu Province, China. From its inception, the company focused on the deep processing of glass, specifically for photovoltaic applications. In 2011, Almaden listed on the Shenzhen Stock Exchange SME Board under the stock code 002623, marking a significant milestone in its growth. The company is a national high-tech enterprise, a Jiangsu Province innovative enterprise, and was recognized as a Forbes Best Potential Enterprise in 2012. Almaden is a technology-driven manufacturer dedicated to the R&D, production, and sales of photovoltaic coated glass, ultra-thin physically tempered glass, and double-glass modules. Through substantial investment in forward-looking technologies, the company continuously innovates. By adopting advanced large-size thin thermal tempering technology, Almaden reduced tempered glass thickness to 2mm and below. Combined with high-performance anti-reflective coating technology and a unique photovoltaic module design, it developed ultra-thin double-glass modules, helping the photovoltaic industry enter a lighter, thinner, and more durable 'lightweight' era. A key breakthrough was the self-developed 1.6mm ultra-thin photovoltaic tempered glass, which broke through the industry's physical tempering thickness limit. This product reduces weight by 35% compared to traditional products while increasing light transmittance by 2.5 percentage points. It has received multiple national patent certifications and large-scale application validation, making 'Chinese glass' synonymous with high-end photovoltaic modules. To break through industry limitations and seek broader development, Almaden further explored optoelectronic glass technology. Leveraging its existing thin glass physical tempering technology, precision deep processing technology, and coating technology, the company made deep inroads into the electronic glass and display device fields. Its products now cover large-size ultra-thin optoelectronic glass, light guide plate glass, diffusion plate glass, and full lamination products. The company has established cooperative relationships with well-known domestic display manufacturers and continues to supply in batches, making this a new growth point for its main business. In recent years, Almaden has continued to expand. In 2021, the first phase of the No. 3 furnace of Fengyang Silicon Valley Intelligent Co., Ltd., a subsidiary of Almaden Technology Group, was successfully ignited. In 2022, the construction of the Almaden optoelectronic glass design, manufacturing, and testing service base project started and later topped out. In 2023, the company was selected as a national service-oriented manufacturing demonstration enterprise. In 2024, it successfully passed the review for the fifth batch of manufacturing single champion enterprises. In 2025, it was awarded the '2025 Forbes China Industry Development Innovation Brand.' Almaden continues to demonstrate strategic foresight in frontier technologies. Addressing the load bottleneck in the large-scale development of perovskite modules, it innovatively developed ITO glass light conversion technology and large-size ultra-thin tempered coated conductive technology, breakthrough solutions to the contradiction between module weight and load. In emerging application scenarios such as low-altitude economy and smart cities, Almaden's high-performance anti-glare glass achieves a perfect balance between aesthetics and functionality, effectively avoiding light pollution risks. The company adheres to its business philosophy of 'innovation as the source, quality as the root, integrity as the foundation, value as the core, and social responsibility,' and continues to forge ahead toward new heights.

  • 2025

    Awarded '2025 Forbes China Industry Development Innovation Brand'.

  • 2024

    Passed review for fifth batch of manufacturing single champion enterprises.

  • 2023

    Selected as national service-oriented manufacturing demonstration enterprise.

  • 2022

    Almaden optoelectronic glass design, manufacturing, and testing service base project started and topped out.

  • 2021

    First phase of No. 3 furnace of Fengyang Silicon Valley Intelligent Co., Ltd. (subsidiary of Almaden Technology Group) ignited successfully.

  • 2012

    Recognized as Forbes China Best Potential Enterprise.

  • 2011

    Listed on Shenzhen Stock Exchange SME Board (stock code: 002623).

  • 2006

    Company founded in Changzhou, Jiangsu Province.

Products and positioning

Technology-driven manufacturer specializing in ultra-thin photovoltaic glass and optoelectronic glass, leading the lightweight trend in the solar industry.

  • Ultra-thin photovoltaic tempered glass

    Thickness ≤2mm, advanced large-area tempering technology.

  • New coated glass

    Wider reflection angle range, low reflection brightness, high strength, good weather resistance.

  • BIPV modules

    Building Integrated Photovoltaics modules.

  • Optoelectronic glass

    High-quality cover glass, light guide plates for displays.

  • Full lamination

    Glass/film, Glass/Glass, Glass/Open cell lamination for thin, high-clarity touch screens.

Recent events

  • Jiangsu Bank and 17 companies launch climate finance initiative[6]

    Jiangsu Bank and 17 companies jointly launched a climate finance initiative, stating that they would promote green, low-carbon and sustainable investment and financing and support low-carbon development.

Sources6 sources

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