Built in 1958, Luzhou Carbon Black Plant is a state-owned enterprise that is earlier engaged in natural gas chemical prod-uction after the new China was founded. The carbon black product for metallurgy developed by it in 1982 contributes a lot to Chinese cemented carbide industry and enjoys a high reputation in the domestic carbon black industry. Besides, it has won many national, provincial and municipal high-quality product titles, with users throughout the country. What's more, the products are exported to Japan and Germany. It is mainly used as carbide carbon material in the smelting process of cemented carbide and used as furnace building material of graphite tube resistance furnace.