Purification Equipment Research Institute of CSIC(PERIC) is a scientific research organization established in 1966, covering the area of 900,000 m2, integrated with scientific research and development, design and production and technical service. PERIC is mainly focusing on the exploitation and application of special gases, high-energy chemistry, hydrogen generation and hydrogen energy, fine chemical industrial products, petroleum logging, environmental engineering, frequency conversion energy saving, automatic control, hydrogen elimination for nuclear power.