Guangdong Huiyun Titanium Industry Corporation Limited (Huiyun) was established in September 2003 and is located in the cyclical economic industrial park of Yunan District, Yunfu City, Guangdong Province, known as the Sulfur Capital of China. It is a large-scale modern fine chemicals enterprise with its main business focusing on the production of titanium dioxide (TiO2). In addition, the company also has a series of supporting industries, such as refined sulfuric acid, steam recycling, steam recycling, waste heat power generation, titanium gypsum and comprehensive utilization of sulfate. On September 17th, 2020, Huiyun was listed on the Growth Enterprise Market of the Shenzhen Stock Exchange (Stock code: 300891). Huiyun has a registered capital of 400 million yuan with a plant area coverage of 367,000 square meters. It's titanium dioxide production capacity reaches approximately 100,000 tons/year, and annual total sales volume of about 1.5 billion yuan. It has more than 1,000 employees, a team of high-quality management, engineering and technical personnel, and a workforce with high operational skills. As a regional leading titanium dioxide enterprise with unique advantages in circular economy, Huiyun adopts clean co-production sulfuric acid process to produce titanium dioxide and has always adhered to the mission of developing circular economy and creating a green future. Relying on the local abundant pyrite resources and closely integrated with the local pillar industries such as Yunfu cement and stone materials industries, the company pioneered and formed a complete cyclical economic industrial chain of "sulfur- titanium- iron -calcium" in China, realizing comprehensive utilization of resources and treatment of waste by waste, improving economic and environmental benefits. It became Chinas first Sulfuric Acid Process of Titanium Dioxide Cleaner Production and Circular Economy Industrial Chain demonstration base. Huiyun has also been honoured as "National High-tech Enterprise", "Guangdong Clean Production Enterprise", "Guangdong Provincial Enterprise Technology Center" and "Guangdong Industry Engineering Technology Research Center for Sulfur- Titanium- Iron -Calcium" etc. Huiyun has established quality, environment, occupational health and safety management system, and has passed the standard certification of ISO 9001, ISO 14001, ISO 45001. It's products quality meets international advanced level. The companys main products are Rutile Titanium Dioxide: R-K95,R-666, R-668, R-18; and Anatase Titanium Dioxide: HTA-301, HTA-201. Huiyuns products are highly recognized by domestic and foreign users for its uniform particle size distribution, high stability, high whiteness, blue undertone, high brightness, high purity, high opacity and high dispersibility. The products are mainly used in coatings, plastics, rubber, paper making, paint, ink and other industries. They are sold nationwide and exported to Portugal, Russia, Turkey, Brazil,and so on.