Sichuan Tianyi Science & Technology Co., Ltd. (CTYC) is a National High-tech Enterprise, which is approved by National Ministry of Science &Technology and Chinese Academy of Sciences, under China Chemical Industry Group (CHEMCHINA). It integrates scientific research, technological development, engineering design, engineering contract, technical consultancy, production and sale together. CTYC enjoys a great powerful league for sustainable growth, which consists of the honoured experts with the state-level outstanding achievements, the experts with special state allowance, the province-level academic leaders & candidates, professors in both engineering and practice, as well as engineers and senior engineers. · Business scope PSA gas separation technologies and EPC C1 chemical technologies and EPC Special valves for PSA gas separation units Steam-reforming catalysts for hydrocarbon and methanol synthesis catalyst · The support body for the following State Academic Organization: State Research & Popularization Center for PSA Technology State Research Center of C1 Chemical Engineering Technology State Key Laboratory of Industrial Vent Gas Reuse · Licenses QHSE International Certificate ISO 9001 International Quality Certificate Grade A Engineering Design License in Chemical, Petrochemical and Medical Industries Licence for Pressure Vessel Design (Class I, II and III) and Pressure Vessel Analysis & Design License for Pressure Piping Design Grade A License in Engineering Consultancy Grade A License in Environmental Pollution Control Engineering Process Design Grade B License in Environmental Impact Assessment of Construction Projects · A listed company CTYC is a High-tech Listed Company on Shanghai Stock Exchange (ZQDM 600378). CTYC was originally founded in 1958 when its former was the Southwest Research & Design Institute of Chemical Industry, which was one of the four famous R & D Institute in China. Over fifty years of its existence, CTYC has been a China's leading company in research & development and application of PSA technologies, C1 chemical technologies and catalysts and also up to international advanced level.