Zhejiang Tongfeng Pharmaceutical Chemical Co., Ltd

Started as CEODEUX in Luxembourg 1922, ROTAREX now is a worldwide group of companies. Market leader in gas valves, regulators and fittings for LPG, CNG, UHP, Fire extinguishers, Semiconductor, Medical and Industrial applications. ROTAREX covers man

Since founding, the company is specialised in the development, manufacture and distribution of products for the bulk material industry and is constantly evolving.