The Primetals Technologies team celebrates the first coil at Zhongshou Special Steel’s Arvedi ESP line.

28 May 2026

Successful Startup of Arvedi ESP Plant at Zhongshou Special Steel: The World’s Most Powerful

Press Releases

Endless Casting & Rolling

Arvedi ESP

  • Important milestone reached for the world’s 11th Arvedi ESP plant
  • Endless hot-rolled coils (eHRC) proven to be a game changer in the Chinese market for hot- and cold-rolled products
  • With four roughing stands and five finishing mill stands, the most powerful and productive Arvedi ESP line to date

On May 13, after just five days from the first cast, the first coil was successfully produced at the new Arvedi ESP (endless strip production) plant from Primetals Technologies at Zhongshou Special Steel’s facilities in Luanzhou, Hebei Province, China. On May 16, the plant had already started operating in endless mode.

The Most Powerful Arvedi ESP Plant

The facility is the 11th Arvedi ESP plant to be put into operation worldwide, and it is also the most powerful so far. With its 130-millimeter-thick caster, four roughing stands, and five finishing stands, it represents the most powerful and productive Arvedi ESP line installed to date in China. The plant is designed to cover a wide mix of grades ranging from low-carbon to high-strength low-alloy steels.

“We have a clear target of holding a position as front runners in green steel production both on the domestic and international markets, while also being able to compete on markets protected by carbon border adjustment (CBAM) restrictions. The Arvedi ESP technology and its record-breaking low carbon footprint will be playing a key role for us in achieving this target."

Zheng Ting Wen

Zhongshou Special Steel Group Chairman

The startup of this plant is a significant milestone in the development of Zhongshou Group’s strategic decision to abandon the conventional blast furnace-LD converter (BOF)-hot-strip mill route in favor of an electric arc furnace (EAF)-based meltshop and endless casting and rolling technologies. As such, the company represents a true groundbreaker in the progressive decarbonization of the Chinese steel industry.

A Game Changer in China

“This result, reached in partnership with the Zhongshou team, is very important for Primetals Technologies and further confirms the Arvedi ESP technological leadership as the most competitive, Capex- and Opex-effective, and most green process for the production of hot-rolled band. From now on, the Zhongshou team is going to take full advantage of the superior properties of the endless hot-rolled coils (eHRC) produced by the new Arvedi ESP line, that have already proven to be a game changer in the Chinese steel market for hot- and cold-rolled products,” says

Paul Pennerstorfer

Head of Upstream Technologies at Primetals Technologies

In terms of product dimensions, the new plant is designed to cover the full gauge range from 0.7 to 12.7 millimeters, taking full advantage of the endless casting and rolling process. The Arvedi ESP plant at Zhongshou represents the first second-generation Arvedi ESP plant installed in China, featuring several innovative solutions in both caster and mill. These are based on the unparalleled experience gained by Primetals Technologies from its previous ten Arvedi ESP plants in full production and the more than 170 million tons of coils produced to date using this revolutionary technology worldwide.

Arvedi ESP technology, with its zero CO2 emissions thanks to the use of energy from renewable sources, is recognized as the only officially certified solution for carbon-neutral thin-slab casting and rolling. It is also the most energy-efficient process for producing high-quality eHRC.

The Primetals Technologies team celebrates the first coil at Zhongshou Special Steel’s Arvedi ESP line.

The Primetals Technologies team celebrates the first coil at Zhongshou Special Steel’s Arvedi ESP line.

Zhongshou Special Steel’s Arvedi ESP line from Primetals Technologies is the world’s most powerful and productive to date.

Zhongshou Special Steel’s Arvedi ESP line from Primetals Technologies is the world’s most powerful and productive to date.

Just three days after the first coil, the Arvedi ESP line started operating in endless mode.

Just three days after the first coil, the Arvedi ESP line started operating in endless mode.

Primetals Technologies, Limited, headquartered in London, United Kingdom, is a pioneer and world leader in the fields of engineering, plant building, and the provision of lifecycle services for the metals industry. The company offers a complete technology, product, and services portfolio that includes integrated electrics and automation, digitalization, and environmental solutions. This covers every step of the iron and steel production chain—from the raw materials to the finished product—and includes the latest rolling solutions for the nonferrous metals sector. Primetals Technologies is a Group Company of Mitsubishi Heavy Industries, with around 7,000 employees worldwide. To learn more about Primetals Technologies, visit the company website www.primetals.com.

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