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Tiangong International

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Adapted from the English Wikipedia article Tiangong International, available under CC BY-SA 4.0Updated 10 August 2025
Tiangong International Limited
Company typePublic
IndustrySpecialty steel manufacturing
Founded1984
Headquarters
Danyang
,
China
ProductsHigh-speed steel, die steel, cutting tools, titanium alloy products
Websitewww.tiangong-intl.com

Tiangong International Limited () is a Chinese specialty steel enterprise publicly listed and recognized as one of the foremost manufacturers of high-speed steel (HSS), die steel, cutting tools, and titanium alloy products. Established in 1984 and headquartered in Danyang, Jiangsu Province, the company has been publicly traded on the Hong Kong Stock Exchange since 2007.

Business Segments

Tiangong’s operations are organized into several principal divisions:

High-Speed Steel (HSS)

The company is a leading global provider of various HSS grades, including M2, M35, and M42, which are widely utilized in industrial cutting implements such as drills and saw blades.

Die Steel

It manufactures hot and cold work die steels tailored for sectors like automotive stamping, forging, extrusion, and plastic mold tooling.

Cutting Tools

This segment produces precision-engineered tools such as twist drills, milling cutters, reamers, and taps designed for machining processes.

Titanium Alloys

Tiangong supplies titanium alloy materials characterized by high strength and corrosion resistance for applications in aerospace, biomedical implants, energy production, and industrial processing.

Trading Division

Responsible for the distribution of tool steels, raw materials, and alloy products both within China and internationally, supporting the company’s integrated supply chain framework.

Operations

The primary manufacturing facility located in Danyang encompasses processes including electric arc furnace (EAF) melting, electro-slag remelting (ESR), forging, hot rolling, heat treatment, and precision machining. The research and development center emphasizes metallurgical advancements and alloy innovation. By 2021, Tiangong had secured over 150 national patents and played a significant role in establishing multiple national standards for tool steel.

Its product portfolio caters to domestic demand as well as exports spanning Europe, Southeast Asia, the United States, and the Middle East.

External links