CPBIO Holding Company Limited manufactures and sells animal health products and chlortetracycline across Mainland China, Asia Pacific, the Americas, Europe, and other international markets. It operates through two segments: Biotech Business and Investment Business. The Biotech Business produces and sells animal health products and chlortetracycline under the Shihao and Citifac brands, used as feed additives to promote livestock growth, prevent or cure animal diseases, and enhance efficiency. The Investment Business trades machinery, manufactures and sells automotive parts, caterpillar products such as excavators, power generators, bulldozers, and compactors, along with spare parts, and produces and sells motorcycle carburetors. The company serves livestock farms, pharmaceutical companies, trading companies, feed mills, automobile manufacturers, and motorcycle manufacturers. Formerly known as Chia Tai Enterprises International Limited, it changed its name to CPBIO Holding Company Limited in July 2026. Incorporated in 1987, it is based in Central, Hong Kong.