China Glass Holdings

What China Glass Holdings does

China Glass Holdings Limited (中玻控股) is a Hong Kong-listed (03300.HK) float glass manufacturer founded in 2004, headquartered in China and operating approximately 12 domestic production bases plus one R&D center with roughly 5,000 employees. The company runs 16 float glass production lines with combined daily capacity of 7,400 tons (as of 2021), supplemented by 2 photovoltaic rolled glass lines, 3 offline Low-E coated glass lines, and 4 solar reflector mirror glass lines. Its product portfolio spans clear/tinted/high-transmittance float glass, online and offline Low-E coated glass (Sun-E, Sun-R), photovoltaic glass including proprietary online TCO and ultra-white rolled variants, automotive windshield glass, and pharmaceutical tubing glass manufactured through its Italian subsidiary Oliviero Glass Technology (OGT).

The company's core technology moat lies in proprietary online Low-E and online TCO glass coating processes using CVD/MOCVD chemical vapor deposition methods, recognized with the National Technology Invention Award Second Class in 2021. China Glass Holdings is controlled by Triumph Science & Technology Group (a subsidiary of state-owned China National Building Materials Group, CNBM) with approximately 22.68% ownership, while Hony Capital — an affiliate of Legend Holdings — has been a major shareholder since 2004. The overseas footprint includes a Nigeria float glass line commissioned in 2019 (with a 600 tons/day line added via the 2020 acquisition of 70% of Rongsheng Nigeria Glass), a 100%-owned Kazakhstan Alda Glass operation (acquired progressively 2018-2021), the Italian OGT pharmaceutical glass subsidiary (2018), and a planned Egypt base, with products exported to over 90 countries following the Belt and Road corridor.

The business model centers on B2B direct sales of manufactured glass products across four customer segments: construction and architectural (primary), automotive (premium windshield applications), solar/photovoltaic, and pharmaceutical (via OGT). Notable reference projects include Guangzhou TV Tower, Beijing Science Museum, and Dubai Metro. Revenue peaked at approximately RMB 5.07 billion in 2021 with 60% year-over-year growth, contracted to RMB 4.33 billion in 2022 amid Chinese property sector weakness, while gross margin compressed sharply from 34.2% in 2021 to 14.7% in 2022 and 5.0% in H1 2023, reflecting commodity float glass price deterioration. The company is executing a strategic pivot toward higher-margin photovoltaic glass segments and overseas Belt and Road production bases to offset domestic construction demand softness.

Name

China Glass Holdings

Legal name

China Glass Holdings Limited

Website

https://chinaglassholdings.com

Company type

Public

Founded year

2004

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

China Glass Holdings (中玻控股) is a Hong Kong-listed float glass manufacturer operating 12+ production bases across China, Nigeria, Kazakhstan, and Italy, producing architectural, automotive, photovoltaic, and pharmaceutical glass for B2B customers in 90+ countries.

Ownership category

akta.pro rank

Product category

Flat Glass Manufacturing

NAICS

Flat Glass Manufacturing (327211), Glass and Glass Product Manufacturing (32721), Glass Container Manufacturing (327213), Glass Product Manufacturing Made of Purchased Glass (327215)

SIC

Flat Glass (3211), Glass & Glassware, Pressed Or Blown (3220), Glass Containers (3221)

akta.pro primary industry

Flat Glass (Float/Sheet/Plate) Manufacturing (IMADAHAA)

akta.pro secondary industries

Low‑E, Solar Control & Energy-Efficient Coated Glass (IMADAHAF), Pharmaceutical & Medical Glass Packaging (Vials, Ampoules, Syringes) (IMALAEAB)

Keywords

• Float glass manufacturing
• Coated glass products
• Photovoltaic glass
• Energy-saving glass
• Architectural glass

Headquarters

HQ city

Central

HQ country

Hong Kong SAR China

HQ region

Asia

Offices12 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Float Glass Sales: Sales of various float glass products including clear glass, tinted glass, and high-transmittance glass for construction and industrial applications
2. Coated Glass Sales: Sales of online and offline coated glass products including Low-E glass, Sun-E and Sun-R energy-saving glass, and solar control glass
3. Photovoltaic Glass: Sales of photovoltaic glass including ultra-white rolled glass and TCO glass for solar applications
4. Automotive Glass: Sales of automotive glass including windshield glass and rearview mirror glass for premium vehicles
5. Pharmaceutical Glass: Sales of neutral borosilicate pharmaceutical glass through Italian subsidiary OGT

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

China Glass Holdings manufactures and sells flat glass products including float glass, coated glass (Low-E, Sun-E, Sun-R, solar control), photovoltaic glass (TCO, ultra-white rolled, BIPV modules), automotive glass (windshields, rearview mirrors), and processed glass combinations (insulating, soundproof, UV-resistant, passive house glass). The company operates 16 float glass production lines and additional coating/photovoltaic lines across 12 domestic bases and overseas facilities in Nigeria, Kazakhstan, and Italy.

Product overview

China Glass Holdings operates as a diversified flat glass manufacturer offering a comprehensive portfolio of raw float glass, energy-saving coated glass (including online and offline Low-E, Sun-EⓉ, Sun-R, and solar control products), solar/photovoltaic glass (TCO, ultra-white rolled, BIPV modules), and processed glass combinations (insulating, shading, soundproof, UV-resistant, passive house glass). The company utilizes both online CVD/MOCVD high-temperature pyrolytic coating technology (producing 'hard coating' products) and offline magnetron sputtering technology (producing temperable products). The product range serves construction, automotive, photovoltaic/renewable energy, and industrial applications, with proprietary R&D capabilities in online镀膜 technology holding international patents and earning a National Technology Invention Award Second Class.

Differentiator

Problem solved

Functional benefit

Brands

• Sun-E® Energy-saving Coated Glass: Online Sun-E® energy-saving coated glass with sunshade and low emissivity functions
• Online Low-E Glass
• Sun-R Energy-saving Coated Glass
• High Transmittance Glass

Products and services

• High Transmittance Glass (高透玻璃) High-quality float glass with visible light transmittance ≥91% and visible light absorption ratio ≤1%, featuring special anti-UV factors that reduce self-explosion rate in tempered applications to less than 2/10,000 (vs. over 3/1,000 for ordinary tempered glass). Used for construction and high-end architectural applications.
• High Clear Float Glass (高白玻璃) High-quality float glass with visible light transmittance ≥90% and special anti-UV factors, particularly suitable for cold climate building energy efficiency applications.
• Tinted Float Glass (本体着色玻璃) Heat-absorbing glass available in various colors including F-green, Ford blue, Weihai blue, and European bronze, suitable for architectural, automotive, and decorative applications.
• Clear Float Glass (无色透明玻璃) Colorless transparent float glass with high transmittance, good chemical stability, and excellent mechanical properties for deep processing applications.
• Online Sun-E Energy-Saving Coated Glass Dual-function coated glass combining sunshade and low-emissivity properties using high-temperature pyrolysis CVD method, featuring vibrant colors and 'hard coating' durability where coating becomes integral part of glass during cooling.
• Online Low-E Reflective Glass (在线低辐射镀膜玻璃) Low-emissivity glass produced using CVD technology where coating becomes integral part of glass during cooling, offering 'hard coating' durability with no oxidation issues. Used for energy-saving building applications.
• Online Sun-R Energy-Saving Coated Glass Solar control coated glass using MOCVD technology with crystal-clear texture and excellent chemical stability for high-end building applications.
• Online Solar Control Reflective Glass (在线阳光控制镀膜玻璃) Solar control glass produced by CVD method forming silicon-based coating with excellent optical-thermal properties and chemical stability.
• Off-Line Solar Control Reflective Glass (离线阳光控制镀膜玻璃) Temperable solar control glass coated using German VON ARDENNE magnetron sputtering equipment with titanium or chromium layers.
• Off-Line Low-E Reflective Glass (离线低辐射镀膜玻璃) Double-silver remote-temperable Low-E glass using German HE GLAR, BENTELER, and VON ARDENNE equipment for superior thermal insulation.
• Off-Line High Transmittance Double Silver Low-E Reflective Glass High-end Low-E glass with dual silver layers combining high light transmission with low solar heat transmission for premium building applications.
• Online TCO Glass (在线TCO玻璃) Transparent Conductive Oxide glass for thin-film photovoltaic cells and perovskite solar cells, developed using proprietary National Technology Invention Award technology.
• Ultra-White Solar Rolled Glass (超白太阳能压花玻璃) Low-iron ultra-clear patterned glass for solar photovoltaic panels with high solar transmittance.
• Amorphous Silicon Thin-Film Solar Cells (非晶硅薄膜太阳能电池) Building-integrated photovoltaic (BIPV) amorphous silicon solar cell modules for architectural solar applications.
• Insulating Glass (保温玻璃) Glass product combination designed for thermal insulation in buildings.
• Shading Glass (遮阳玻璃) Glass product combination designed for solar shading in buildings.
• Soundproof Glass (隔音玻璃) Glass product combination designed for acoustic insulation in buildings.
• High Transmittance Energy-Saving Glass (高透节能玻璃) Glass product combination designed for energy efficiency with high light transmission.
• UV-Resistant Glass (抗紫外线玻璃) Glass product designed to block ultraviolet radiation while maintaining visibility.
• Passive House Glass (被动房玻璃) High-performance glass meeting passive house energy efficiency standards.
• Automotive Glass (Windshield and Rearview Mirror Glass) Front windshield glass and rearview mirror glass supplied to multiple global premium automobile brands; meets stringent safety, optical clarity, UV protection, and durability requirements.
• Pharmaceutical Glass (Neutral Borosilicate Glass Tubes) Neutral borosilicate pharmaceutical glass tubes for pharmaceutical packaging containers, manufactured through Italian subsidiary OGT, offering chemical resistance, thermal stability, and purity for pharmaceutical applications.

Quantifiable outcome

• Tempered high-transmittance glass self-explosion rate less than 2/10,000 (vs. over 3/1,000 for ordinary tempered glass)
• +4 more outcomes

Named customers6 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Four partnerships are on record, tiered important, core and supporting.

• Ogun Guangdong Free Trade Zone (奥贡广东自贸区)importantStrategic or Co-development Partner · 1 April 2016CNG signed MOU with Ogun Guangdong Free Trade Zone for investment in Nigeria float glass production base. The zone coordinates natural gas supply and helps with management and operational matters for CNG's facilities.
• Zhejiang University (浙江大学)coreStrategic or Co-development Partner · 1 January 2008Long-term R&D partnership for glass technology development. Jointly developed 'Float Glass Online Oxide Series Functional Thin Film Efficient Preparation Technology and Application' which won National Technology Invention Award Second Class in 2021. Zhejiang University conducts fundamental research while CNG handles application and commercialization.
• Yanshan University (燕山大学)supportingStrategic or Co-development Partner · 1 January 2008Long-term university partnership for glass technology research and development alongside Zhejiang University and Shandong University.
• Shandong University (山东大学)supportingStrategic or Co-development Partner · 1 January 2008Long-term university partnership for glass technology research and development alongside Zhejiang University and Yanshan University.

Scale indicators8 records

Recent moves9 records

Expansion highlights5 records

Regional players

• Shanghai Yaohua Pilkington Glass (SYP): SYP is a major Chinese architectural and float glass producer jointly involving Pilkington technology. Comparable in float glass and coated glass products, with strong heritage in high-end architectural glass.
• Taiwan Glass Industry Corporation: Taiwan Glass is a major Greater China float glass and container glass manufacturer serving construction and industrial markets. Comparable in product portfolio and is a regional Chinese-language market peer.
• Yaohua Glass Group: Yaohua Glass (Qinhuangdao 耀华) is a long-established Chinese state-owned float glass manufacturer. Comparable on product type and competes with CNG domestically in northern China markets.

Direct peers

• Xinyi Glass Holdings: Xinyi Glass is the largest float glass manufacturer in China and Hong Kong-listed, offering float glass, automotive glass, solar glass, and architectural glass. Most direct Chinese comparable to CNG in product breadth, scale, and listing venue.
• Fuyao Glass Industry Group: Fuyao is the world's largest automotive glass manufacturer and a major Chinese float/coated glass player. Comparable on automotive glass and architectural glass, with stronger auto-glass positioning than CNG.
• CSG Holding Co., Ltd. (South Glass): CSG (Shenzhen-listed 南玻A) is a major Chinese diversified glass manufacturer spanning float glass, architectural glass, automotive glass, solar PV glass, and display glass. Direct competitor across multiple CNG segments.
• Zhejiang Flat Glass Technology Co., Ltd. Flat Glass Group is a leading Chinese photovoltaic glass manufacturer with strong TCO/ultra-white rolled PV glass and float glass operations. Closest direct competitor to CNG's emerging PV glass growth segment.

Broad incumbents

• Saint-Gobain: Saint-Gobain is a global building materials incumbent with significant flat glass, coated glass, and high-performance glass operations. Competes with CNG internationally and in Chinese high-end architectural segments.
• AGC Inc. (Asahi Glass Company): AGC is a global Japanese glass manufacturer with flat glass, automotive glass, and display glass operations. Comparable on technology, scale, and product breadth, though with stronger specialty glass positioning.
• Nippon Sheet Glass (NSG Group / Pilkington): NSG owns the Pilkington brand and is a global flat glass and automotive glass producer. Comparable product portfolio to CNG, with international diversification and was the seller of CNG's float glass stake to Triumph/CNBM in 2016.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

Compliance10 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 records

Subsidiaries15 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about China Glass Holdings