Rizhao Steel Holding Group Co., Ltd. (referred to as Rizhao Steel) is a large-scale steel enterprise, integrating sintering, iron making, steel making, rolling, pickling, coating, pipe making, power generation, oxygen production and cement production. The company has started operating in 2003, and until 2018 production has reached an annual output of 15 million tons of steel. At present, Rizhao Steel workforce consists of more than 16,000 employees, a young, talented and multi-skilled team with an average age of only 32 years, among which more than 91% have obtained a college degree or higher education level. With a per capita steel production exceeding 1,000 tons per year, Rizhao Steel labor productivity has reached the domestic leading level. Rizhao Steel's main products include flat steel (hot rolled coil, hot rolled sheet, cold rolled coil, slit by length coil & sheet, pickled coil & sheet and galvanized coil & sheet); long products such as section steel, rebar, wire rod; by-products including cement, steel slag powder, grain slag powder etc. Among these, high quality flat steel products account for more than 70% of the total steel output. The highlight of the company's world-leading equipment and technology is the exclusive introduction of Endless Strip Production (ESP) technology, which is the world's currently most advanced hot-rolled strip steel production technology, and stands for the third technological revolution of the steel industry, realizing production of the specifications 0.6-6.0mm × 900-1600mm.

Research on integrated innovation and application of ESP headless rolling technology.