Chongqing Guanchi Technology Co., Ltd., established on 2007-01-05, Business scope includes general items:Computer software and hardware development,Sales and after-sales service;Computer System Services;Computer network technology development and service;Sales:electronic product,communication equipment(Does not include ground satellite transmitting and receiving equipment),stationery(Excludes audiovisual publications and books),Office Supplies,Internet Security Services,internet data service,Blockchain technology related software and services,Network technology service,Big data service,software development,Software outsourcing service,IC Design,Information system integration service,Intelligent control system integration,Internet of Things Technology Services,Information system operation and maintenance services,Data processing and storage support services,Trademark agency,copyright agent,Intellectual Property Services,Technology intermediary service,graphic design,Advertising Design,acting,advertisement making,Typing and copying,Environmental sanitation public facilities installation services(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)