According to the requirements of the "Cleaner Production Review Measures" and the "Notice of Guizhou Provincial Department of Ecology and Environment on Announcement of the List of Enterprises for Compulsory Cleaner Production Review in Guizhou Province in 2020" (Qianhuantong [2020] No. 76), our company belongs to "double ownership" Enterprises need to carry out mandatory cleaner production audits. The main information of our company is now announced as follows:

1. Company name: Guizhou Red Star Development Co., Ltd.

2. Legal representative: Guo Hanguang

3. The address of the enterprise: Dingqi Town, Zhenning County, Anshun City, Guizhou Province

4. The name, quantity and use of toxic and harmful raw materials: the intermediate product yellow water (barium sulfide solution) is used as the raw material for the production of barium salt; the intermediate product acid gas (the main component hydrogen sulfide) is used as the raw material for sulfur production.

5. Name, concentration and quantity of toxic and harmful substances discharged: SO2: 136.6mg/m3, 33.04kg/h, NOx: 98.2mg/m3, 32.94kg/h.

6. Production and disposal of hazardous wastes: The amount of barium slag produced is 200,000 tons per year, which will be used as raw materials for building materials after harmless treatment, and a small amount will be sent to Duguan slag field for landfill.

7. Implementation of environmental risk prevention and control measures: The company has prepared an emergency plan for environmental emergencies (record number: 520423-2020-063M) and conducted regular drills; each liquid material tank area in the plant area is equipped with cofferdams, hydrogen sulfide and hydrogen sulfide. A hydrogen sulfide gas leakage alarm system is installed in the cabinet and sulfur production workshop, and a 1500m3 accident emergency pool is installed in the factory area. 8. Contact person and contact information: Ms. Yang, 0851-36780003

Date: December 29, 2020