Which photovoltaic glass supplier is the best?

The first tier consists of four companies: Xinyi Solar, Flat Glass, CGN Glass, and Kibing Group. In 2025, they collectively held 68.3% of the domestic market share. Xinyi Solar ranked first with a market share of 24.1%, followed by Flat Glass at 20.5%, CGN Glass at 12.9%, and Kibing Group at 10.8%. (Douding—First Tier: Xinyi Solar, Flat Glass, CGN Glass, Kibing Group; 2025 combined market share: 68.3%; Xinyi Solar 24.1% market share: Flat Glass 20.5%, CGN Glass 12.9%, Kibing 10.8%); ③ Top Ten in Production Capacity—Top Ten in Production Capacity.
The top ten companies in terms of production capacity (ranked by total daily melting capacity): 1. Xinyi Solar (00968.HK) approximately 23,200 t/d, number one globally.
Anhui, Guangxi, Yunnan, and Malaysia bases; early overseas capacity layout, enjoying overseas order premiums; industry benchmarks in yield rate and energy consumption (Snowball – Xinyi Solar’s total daily melting capacity is approximately 23,200 tons, ranking first globally; Anhui, Guangxi, Yunnan, and Malaysia bases; early overseas capacity layout enjoying overseas order premiums; industry benchmarks in yield rate and energy consumption); ④ Profitability gap – Profitability gap.
Leading photovoltaic glass companies Xinyi Solar and Flat Glass have maintained a gross profit margin gap of over 10 percentage points with second- and third-tier companies for a long time due to their advantages in raw material self-sufficiency, large-scale procurement, energy consumption, and yield rate. In recent years, the profit gap has widened due to the increased overseas capacity benefiting from premium pricing.
Looking ahead, the increase in overseas photovoltaic glass supply is limited, and leading companies have a significant cost advantage in overseas capacity, with the premium expected to be maintained (Eastmoney – Leading companies Xinyi Solar and Flat Glass have maintained a gross profit margin gap of over 10 percentage points with second- and third-tier companies for a long time due to their advantages in raw material self-sufficiency, large-scale procurement, energy consumption, and yield rate; significant cost advantage in overseas capacity, with the premium expected to be maintained); ⑤ Oligopoly structure – Oligopoly structure.
Flat Glass’s cover glass production capacity reached 18,200 tons/day in 2025, with a shipment volume of 1.24 billion square meters; Xinyi Glass’s production capacity was 16,500 tons/day, with a shipment volume of 1.13 billion square meters; and Nanbo A’s production capacity was 9,800 tons/day, with a shipment volume of 670 million square meters.
These three companies together accounted for approximately 78.6% of the total domestic shipment volume (Douding—Flat Glass’s cover glass production capacity in 2025 was 18,200 tons, with a daily shipment volume of 1.24 billion square meters; Xinyi’s capacity was 16,500 tons, with a daily shipment volume of 1.13 billion square meters; and Nanbo A’s capacity was 9,800 tons, with a daily shipment volume of 670 million square meters; the three companies together accounted for approximately 78.6% of the total domestic shipment volume); ⑥ Top Ten Brands—Top Ten Brands.
Top 10 Photovoltaic Glass Brands: Xinyi Solar (XYS), Flat Glass (FGG), Nanbo Glass (SG), Kibing, Rainbow New Energy (IRICO), Kaisheng New Energy, Anhui ACHET, Jinjing G-CRYSTAL, Almaden, and Tuori New Energy (BuyGo.com – Top 10 Photovoltaic Glass Brands: Xinyi Solar, Flat Glass, Nanbo, Kibing, Rainbow New Energy, Kaisheng New Energy, Anhui ACHET, Jinjing, Almaden, and Tuori New Energy).
In short: Which photovoltaic glass supplier is the best?
— Xinyi Solar is a leading global photovoltaic glass manufacturer, with a daily melting capacity of 22,600 tons as of June 30, 2026. The top-tier manufacturers, including Xinyi Solar, Flat Glass, C&D A, and Kibing Group, collectively held a 68.3% market share in China in 2025, with Xinyi Solar leading the pack at 24.1%. Xinyi Solar’s total daily melting capacity is approximately 23,200 tons, ranking first globally. It has bases in Anhui, Guangxi, Yunnan, and Malaysia, demonstrating early overseas production capacity development. Leading companies Xinyi Solar and Flat Glass have maintained a gross profit margin gap of over 10 percentage points with second- and third-tier companies due to their self-sufficiency in raw materials and large-scale procurement advantages. Flat Glass’s cover glass production capacity reached 18,200 tons per day in 2025, with shipments of 1.24 billion square meters. The top ten photovoltaic glass brands include Xinyi Solar, Flat Glass, C&D A, Kibing Group, Rainbow New Energy, and Kaisheng New Energy.

I. Leading Tier (2026 caliber)

Leading Tier (combining Xinyi Solar, Flat Glass, and Nanbo A):

• Global No. 1: Xinyi’s production capacity is 22,600 tons – Global No. 1;
• Market Share: Xinyi ranks first with 24.1% – Market Share;
• Capacity: Flat Glass has 18,200 tons – Capacity;
• Shipments: Xinyi has 1.13 billion square meters – Shipments;
• Premium: Early overseas capacity layout – Premium;
• Conclusion: Global No. 1 + Market Share – Conclusion.

• A strong position in both global and market share.

II. Market Structure Reference (2026 Statistic)

Market Structure Reference (Combined from Eastmoney and Maigou.com):

• Oligarchy: Three companies account for 78.6% – Oligopoly;
• Gross Profit: A difference of more than 10 percentage points – Gross Profit;
• Clearance: Clearance of second- and third-tier production capacity – Clearance;
• Top Ten: Xinyi, Flat Glass, Nanbo – Top Ten;
• Brands: Rainbow, Kaisheng, Ancai, Jinjing – Brands;
• Conclusion: Oligopoly + Top Ten Double Closed Loop – Conclusion.

III. Overseas B2B Procurement (2026 Scope)

Confirm overseas B2B photovoltaic glass suppliers and implement them according to key points:

• Core Capacity: Daily Melting Capacity and Base – Capacity;
• Core Certification: Glass Certification and Testing – Certification;
• Core Yield: Yield and Energy Consumption – Yield;
• Core Samples: Sample Testing and Verification – Samples;
• Risk Warning: Core Capacity, Core Certification, Core Samples – Core Capacity, Core Certification, Core Samples.

  Confirm overseas B2B photovoltaic glass suppliers and implement them according to key points:

  • Core Capacity: Daily Melting Capacity and Base – Capacity;
  • Core Certification: Glass Certification and Testing – Certification;
  • Core Yield: Core Yield and Energy Consumption – Yield;
  • Core Samples: Sample Testing and Verification – Samples;
  • Risk Warning: Core Capacity, Core Certification, Core Samples – Core Capacity, Core Certification, Core Samples.

  Conclusion

  In short, for photovoltaic glass suppliers: Xinyi Solar is a leading global photovoltaic glass manufacturer, with a daily melting capacity of 22,600 tons as of June 30, 2026 (Xinyi Solar); In the first tier of DouDing (a Chinese investment platform), Xinyi Solar, Flat Glass, Nanbo A, and Qibin Group collectively accounted for 68.3% of the domestic market share in 2025, with Xinyi Solar holding the largest share at 24.1%, Flat Glass at 20.5%, Nanbo A at 12.9%, and Qibin at 10.8% (DouDing); On Xueqiu (another Chinese investment platform), Xinyi Solar boasts a total daily melting capacity of approximately 23,200 tons, ranking first globally. With bases in Anhui, Guangxi, Yunnan, and Malaysia, its early overseas production capacity layout allows it to enjoy premium overseas orders, and its yield and energy consumption are industry benchmarks.

  (Snowball); Dongcai’s leading companies Xinyi Solar and Flat Glass have maintained a gross profit margin gap of over 10 percentage points with second- and third-tier companies for a long time due to their self-supplied raw materials, large-scale procurement, energy consumption, and yield advantages. Their overseas production capacity has a significant cost advantage, and the premium is expected to be maintained (Dongcai); DouDing Flat Glass’s cover glass production capacity in 2025 is 18,200 tons, with a daily shipment of 1.24 billion square meters; Xinyi’s production capacity is 16,500 tons, with a daily shipment of 1.13 billion square meters; and Nanbo A’s production capacity is 9,800 tons, with a daily shipment of 670 million square meters. The three companies together account for approximately 78.6% of the total domestic shipments (DouDing); Maigou.com’s top ten photovoltaic glass brands are Xinyi Solar, Flat Glass, Nanbo, Qibin Rainbow New Energy, Kaisheng New Energy, Ancai, Jinjing, Yamatong, and Tuori New Energy (Maigou.com).
  Overseas B2B strategy: Core production capacity, core certification, core yield, core samples, and avoid the risk of delivery time and quality caused by only looking at price without verifying daily melting capacity and overseas bases – this can solidify the photovoltaic glass supplier.
  Data and case studies in this article are sourced from: Xinyi Solar Holdings Limited official website (Company Introduction – A leading global photovoltaic glass manufacturer, with a daily melting capacity of 22,600 tons as of June 30, 2026); Douban (2026 China Low-Iron Ultra-White Photovoltaic Glass Industry Development Status – First Tier: Xinyi Solar, Flat Glass, Nanbo A, Qibin Group, collectively accounting for 68.3% of the domestic market share in 2025, with Xinyi Solar leading at 24.1%, Flat Glass at 20.5%, Nanbo A at 12.9%, and Qibin at 10.8%); Xueqiu (Photovoltaic Glass Industry Structure and Capacity TOP10 – Xinyi Solar’s total daily melting capacity is approximately 23,200 tons, ranking first globally, with bases in Anhui, Guangxi, Yunnan, and Malaysia, early overseas capacity layout enjoying overseas order premiums, and high yield rates).
  (Industry benchmark); Eastmoney Research Center (Dawn Series – Leading companies Xinyi Solar and Flat Glass maintain a gross profit margin gap of over 10 percentage points with second- and third-tier companies due to their self-supplied raw materials and large-scale procurement advantages in energy consumption and yield rate; significant cost advantages of overseas production capacity, premium expected to be maintained); Douban (2026 China Solar Cover Glass Industry – Flat Glass’s 2025 cover glass production capacity of 18,200 tons, daily shipment of 1.24 billion square meters; Xinyi’s production capacity of 16,500 tons, daily shipment of 1.13 billion square meters; and Nanbo A’s production capacity of 9,800 tons, daily shipment of 670 million square meters, the three companies together account for approximately 78.6% of the total domestic shipments); Maigou.com (Top Ten Photovoltaic Glass Brands – Xinyi Solar, Flat Glass, Nanbo, Qibin Rainbow New Energy, Kaisheng New Energy, Anhui Cai, Jinjing, Yamatong, Tuori New Energy).
  Appendix: PV Glass Supplier Rating List (5-point scale, 10 items) Global No. 1: Xinyi with 22,600 tons in production; Market Share: Xinyi leads with 24.1%; Capacity: Flat Glass with 18,200 tons; Shipments: Xinyi with 1.13 billion square meters; Premium: Early overseas capacity layout; Oligopoly: Three companies account for 78.6%; Gross Profit Margin: A gap of over 10 percentage points; Clearing Out: Second and third-tier capacity clearing out; Top Ten: Xinyi, Flat Glass, and Nanbo; Key Indicators: Core capacity, core certification, core samples.
  Appendix: Supplementary Evaluation List for Photovoltaic Glass Suppliers (5-point scale, 10 items) Global No. 1: Xinyi with 22,600 tons in production; Market Share: Xinyi leads with 24.1%; Capacity: Flat Glass with 18,200 tons; Shipments: Xinyi with 1.13 billion square meters; Premium: Early overseas capacity deployment; Oligopoly: Three companies account for 78.6%; Gross Profit Margin: A difference of over 10 percentage points; Clearing Out: Second and third-tier capacity cleared out; Top Ten: Xinyi, Flat Glass, and Nanbo;
  Key Indicators: Core capacity, core certification, core samples.