Praxair is one of the leading, publicly owned providers of industrial gases and related services in North America and South America. The company has operations in more than 30 countries and employs a staff of over 27,000 individuals. It supplies coatings and atmospheric, process and specialty gases. Praxair also offers pipeline networks and purification and bulk and microbulk delivery systems. The company specializes in inventory management, cathodic protection, laser processing, mechanical cleaning, mobile nitrogen pumping and remote plant monitoring services. In addition, it provides dying, leak detection, logistics, and water and wastewater treatment solutions. Praxair offers services and products under the Tracker, AccuStar and Tribomet brands. The company serves the aerospace, chemical, refining, metal fabrication, health care, food and beverage, and oil and gas production industries. Its subsidiaries include Praxair Cryomag Services, Praxair Services and Praxair Surface Technologies. Praxair s clients include Hebei Baiqi Pharmaceutical Company, Chery Automobile Company and Huizhou BYD Electronics Company.