What JNTC does

JNTC (KOSDAQ: 204270) is the principal operating subsidiary of JNT Group, a Korean diversified components manufacturer established in 1986 and publicly listed on KOSDAQ since 2020. The group operates through four Korean corporations (JNTC, JNTE, JNTG, and merged entities) plus subsidiaries in Vietnam (JNTC VINA, est. 2015), China (Qingdao JNTC, est. 2003), and a Chinese joint venture (BNJ Technology with BOE Group, est. 2019).

JNTC's core business is glass processing technology for display, mobile, and semiconductor applications, anchored by tempered glass (including the world's first mass-produced 3D cover glass in 2014 supplied exclusively to Samsung's Note 4) and high-functional connectors supporting 5G, waterproof, and high-speed Type-C specifications. The company is extending into TGV (Through Glass Via) glass substrates for AI servers and semiconductors, with Korea's first dedicated plant completed in 2025 and mass production targeted for August 2025 with 8th-generation manufacturing capability. Sister subsidiary JNTG produces fuel cell material components (GDL, Graphite Felt, MGP), and became the first Korean company to commercialize GDL using carbon paper in 2020, anchoring the group's hydrogen business. Sister subsidiary JNTE (Jinwoo Engineering) supplies industrial automation equipment for tempered glass, secondary batteries, automotive parts, solar panels, and LAMP manufacturing, providing vertical integration back into JNTC's own production lines.

The company sells exclusively through direct B2B enterprise channels to global OEMs, embedding components into customer products from early development stages. Revenue is generated through hardware sales across tempered glass, connectors, fuel cell materials, automation equipment, and (emerging) AI glass substrates. Pricing is negotiated bilaterally with enterprise customers and is not publicly disclosed. The customer base is anchored by Samsung Electronics for mobile glass and connectors, with Hyundai Motor, Bosch, and Doosan Puelsel newly added in 2025 for fuel cell materials, and a JV partnership with BOE Group in China. Management has publicly targeted 1 trillion won (~$750M USD) in sales by 2028.

Name

JNTC

Legal name

제이앤티 (JNT)

Website

https://thejnt.com

Company type

Public

Founded year

1986

Operating status

Operating

Headcount range

11–50 employees

Short description

JNTC (JNT Group) is a Korean KOSDAQ-listed components manufacturer supplying tempered glass, high-functional connectors, TGV glass substrates for AI servers, and fuel cell materials directly to global OEMs including Samsung, Hyundai, and Bosch.

Ownership category

akta.pro rank

Headquarters

HQ city

Hwasong

HQ country

South Korea

HQ region

Asia

Offices5 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Tempered Glass Sales: Manufacturing and selling tempered glass for mobile devices (cover glass, camera window glass), automotive displays, wearables, and IT devices. Main revenue driver, supplied to major smartphone manufacturers globally.
2. Connector Sales: Manufacturing high-functional connectors (5G, waterproof, USB Type-C) for smartphones, home appliances, displays, and laptops.
3. Fuel Cell Material Components: Sales of fuel cell material components including GDL (Gas Diffusion Layer), Graphite Felt, and MGP (Molded Graphite Paper) for hydrogen fuel cell vehicles and stationary fuel cells.
4. Industrial Automation Equipment: Development and manufacturing of automation equipment for tempered glass, secondary batteries, automotive parts, solar panels, and LAMP manufacturing.

Go-to-market motion2 records

Distribution channels1 record

Marketing channels4 records

Core offering

JNTC manufactures and sells tempered cover glass, camera window glass, and ultra-thin glass for mobile devices, automotive displays, wearables, and foldable devices. Through its subsidiaries, it produces high-functional connectors (5G, waterproof, Type-C) for smartphones and IT devices, TGV (Through Glass Via) glass substrates for AI servers and semiconductors, fuel cell material components (GDL, Graphite Felt, MGP) for hydrogen vehicles and stationary fuel cells, and industrial automation equipment for tempered glass, secondary battery, solar, LAMP, and automotive parts manufacturing.

Product overview

JNTC is a diversified technology group comprising multiple subsidiaries: JNTC (tempered glass, connectors, AI glass substrates), JNTG (fuel cell components including GDL, Graphite Felt, and MGP), and JNTE (industrial automation equipment). The company serves the electronics, automotive, and energy sectors with specialized glass processing and materials technology.

Differentiator

Problem solved

Functional benefit

Products and services

• Tempered Glass Tempered glass products including mobile phone cover glass, camera window glass, automotive display glass, and ultra-thin glass for foldable, stretchable, and rollable devices. JNTC leads the global edge smartphone design trend through proprietary 3D cover glass technology.
• High-Functional Connectors

Quantifiable outcome

• World's first 3D cover glass mass production achieved in 2014
• +3 more outcomes

Named customers4 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Four partnerships are on record, tiered core.

• Hyundai MotorcoreStrategic or Co-development Partner · 1 October 2025JNTG (subsidiary of JNT Group) selected as a supplier for Hyundai Motor's next-generation hydrogen vehicle project in October 2025. This represents a significant automotive fuel cell materials partnership.
• Bosch (BOSCH)coreStrategic or Co-development Partner · 1 October 2025JNTG selected as a supplier for Germany's Bosch, expanding global market presence in the automotive/industrial sector for fuel cell materials.
• Doosan PuelselcoreStrategic or Co-development Partner · 1 July 2025Strategic cooperation with Doosan Puelsel for fuel cell materials, identified as key to JNTG's rapid sales growth over recent 3 years.
• BOE GroupcoreStrategic or Co-development Partner · 1 June 2019Established BNJ Technology, a joint venture with BOE Group in China in June 2019 for tempered glass business operations in the Chinese market. BOE is a leading display manufacturer.

Scale indicators4 records

Recent moves7 records

Expansion highlights6 records

Broad incumbents

• Schott AG: Schott manufactures specialty glass substrates and cover glass for electronics and automotive applications. It is a comparable supplier of high-performance flat glass products in adjacent semiconductor and consumer electronics segments.
• TE Connectivity: TE Connectivity is a global connector and sensor incumbent serving mobile, automotive, and industrial customers—comparable to JNTC's high-functional 5G, waterproof, and Type-C connector lines.
• Nippon Electric Glass: NEG is a Japanese specialty glass maker producing flat glass substrates and cover glass for displays, including glass for semiconductor packaging—directly comparable to JNTC's tempered glass and TGV substrate business.
• AGC (Asahi Glass): AGC is a global specialty glass incumbent producing cover glass for smartphones and automotive display glass, directly competing with JNTC's tempered glass portfolio across consumer electronics OEMs.

Others

• Toray Industries: Toray produces carbon paper and carbon fiber materials used as fuel cell GDL and stack components. It is a comparable supplier into the same fuel cell ecosystem that JNTG serves with GDL and Graphite Felt.
• JXTG Energy / Toray Fuel Cell Components: Carbon-fiber-based fuel cell component suppliers such as Toray's fuel cell division provide alternative sources of GDL and graphite felt, the same stack components JNTG sells to Hyundai, Bosch, and Doosan.

Direct peers

• Corning Incorporated: Corning's Gorilla Glass and semiconductor glass substrate lines compete head-on with JNTC's tempered cover glass and emerging TGV substrates for AI servers. Both companies target mobile device OEMs and advanced packaging customers.
• Ballard Power Systems: Ballard is a hydrogen fuel cell stack and component supplier. JNTG's fuel cell GDL, Graphite Felt, and MGP are stack materials that feed into fuel cell systems comparable to Ballard's product portfolio.
• AvanStrate: AvanStrate manufactures display glass substrates used in LCD/OLED panels, sharing customer overlap with JNTC's tempered cover glass business serving Korean and Chinese display OEMs.

Emerging players

• Plug Power: Plug Power is a hydrogen fuel cell systems integrator. While not a direct component competitor, it represents the demand-side counterpart to JNTG's fuel cell materials, shaping end-market growth prospects.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Subsidiaries6 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 JNTC