Heilongjiang Dongaolong Intelligent System Development Co., Ltd., established on 2010-10-13, The business scope includes technology development of sound and light integrated products,technical consulting,Technical Services;Network technology service;Technology development of computer hardware and software;video making;Audio and video engineering consulting;Technical service for office automation equipment;Monitoring equipment installation and technical services;distribution:Computers and Auxiliary Equipment,Office automation equipment,electronic product,communication equipment,Office supplies,Stage lighting and sound,electrical tools,Teaching Instruments and Equipment,crafts,Monitoring equipment,household appliances,furniture,Sports Equipment,musical instrument,LEDelectronic display;engage in the retail business of publications;Weak current project,Design and Construction of Intelligent Building Engineering;Network integrated wiring;On-site installation of monitoring equipment.