Chengdu Chien Ryan Science & Technology Co., Ltd

International Industry Category: Information transmission, software and information technology services

International Industry Major Class: Software and information technology services

International Industry Middle Class: Software Development

International Industry Sub Class: Basic software development

General Projects： Software Development； Mechanical equipment research and development； Online energy monitoring technology research and development； Information system operation and maintenance services； Information system integration services； Internet of Things Technology Services； Instrument sales； Optical instrument sales； Sales of water pollutant monitoring and detection instruments； Sales of experimental analysis instruments； Sales of air pollution monitoring and detection instruments； Sales of special instruments for environmental monitoring； Mechanical and electrical equipment sales； Sales of machine tool functional parts and accessories； Testing machine sales； Electronic measuring instrument sales； Drug testing equipment sales； Sales of teaching equipment； Electronics sales； Glass instrument sales； Drawing、 Sales of computing and measuring instruments； Metal tool sales； Retail of computer software, hardware and auxiliary equipment； Hardware product retail； Specialty chemical product sales（ No hazardous chemicals）； Import and export of goods； Technology import and export。（ Except for projects that require approval according to law， Carry out business activities independently in accordance with the law with a business license）

Chinese Industry Category: Mechanical equipment

Chinese Industry Major Class: General equipment manufacturing

Chinese Industry Middle Class: Instrument Manufacturing

Chinese Industry Sub Class: Experimental analysis instrument manufacturing