In 2005, strategic partnership was built up with ArcelorMittal to establish Valin ArcelorMittal Automotive Steel Co., Ltd(VAMA), shaping a leading example of Sino-foreign JV. In 2005, the company introduced a strategic partnership with the world’s steel giant ArcelorMittal, setting a benchmark for Sino‑foreign joint ventures. ArcelorMittal became the second largest shareholder of Valin Steel, and Valin Steel became a Sino‑foreign joint venture, marking the beginning of its internationalization process. In 2008, Valin ArcelorMittal Automotive Steel Co., Ltd. (VAMA) was established as a joint venture, continuously introducing the world’s most advanced production technologies for high‑end automotive steel. Phase I and Phase II projects of VAMA were put into operation in 2014 and 2023 respectively. Currently, VAMA boasts an annual capacity of 2 million tons for the pickling and cold rolling line, and 1.6 million tons for the galvanizing line and continuous annealing line. Its patented products including hot-stamped Usibor® and aluminized Alusi® rank first in China’s domestic market. Enjoying a global reputation, the brand spearheads the lightweight development of China's automotive industry.

In collaboration with Messer Group, a global leader in the gas industry, Hunan Xianggang Messer Gas Products Co., Ltd was jointly founded—empowering the industry with an international strategy. In 1998, Xianggang Group, a subsidiary of Hunan Steel, formed a joint venture with Messer Group, the world’s largest privately owned specialist in industrial gases, medical gases, and specialty gases, with equity ratios of 45% and 55% respectively, establishing Xianggang Messer Company — the earliest Sino‑foreign joint venture gas company in Hunan Province. Today, the company’s business footprint extends across Central South China, with industrial gas operations in Yangjiang (Guangdong Province), as well as in Changde, Liuyang, Zhuzhou, Hengyang, and Ningxiang (Hunan Province). It has become the premier brand and market leader in the gas industry of Hunan Province.