Inner Mongolia Linhe Xinhai Non-Ferrous Metal Smelting Co., Ltd. (hereinafter referred to as Xinhai Company), located in Linhe District, Bayannur City, Inner Mongolia, was established in June 2001 with registered capital of 50 million yuan. The company's main products include 92.5% and 98% industrial sulfuric acid, 105% and 115% oleum, and secondary iron concentrate. Xinhai Company has been honored as the "Energy Efficiency Leader Benchmark Enterprise (Sulfuric Acid)" in 2018 and 2020, as well as an "Advanced Energy-saving Unit in the Petroleum and Chemical Industry during the 13th Five-Year Plan Period."