Qingdao Guolin Technology Group Co., Ltd.

Qingdao Guolin Technology Group Co., Ltd. is a high-tech enterprise dedicated to advancing ozone technology through research, manufacturing, and application engineering. The company specializes in ozone generation mechanisms, equipment design, production, and comprehensive services including installation, commissioning, operation, and maintenance of ozone systems. It operates advanced automated production facilities supporting 24-hour operations, serving diverse sectors such as municipal water treatment, industrial wastewater management, flue gas denitrification, chemical oxidation, petroleum refining, semiconductor fabrication, medical disinfection, and agriculture. Guolin leads in innovation with over 70 patents, including breakthroughs in tube-type, plate-type, and electrolytic ozone generators up to 500kg/h capacity. As the first ozone industry firm listed on the Shenzhen Stock Exchange (300786.SZ) in 2019, it has established the world's largest crystalline glyoxylic acid production base (25,000 tons/year) and pioneered semiconductor clean factories. Certified under ISO9001:2015, the company emphasizes automated workflows for high-efficiency, eco-friendly solutions, exporting globally and contributing to national standards like CJ/T322-2010 for water treatment ozone generators. Notable projects include 12th and 13th Five-Year Plan initiatives for large-scale ozone R&D and synergistic NOx/SO2 absorption technologies, driving sustainable industrial processes and green innovation worldwide.