Beijing No. 797 Sonic industrial co., Ltd. national project

Qixing group Beijing 797 Sonic industrial co., Ltd. 's Tiananmen Square sound reinforcement system engineering is redoubling its efforts to carry out. The system will be 1 October as the 60th anniversary of providing a high level of sound. Currently, 797 audio company is committed to ensure high-quality, on-schedule completion.

The 60th anniversary of the Tiananmen Square sound reinforcement system improvement project includes nine digital room renovation, 400 km of underground cable laying, 157 super-sized acoustic string processing and hoisting and all over Beijing city dozens of people parade rally evacuation point of sound reinforcement.

Tiananmen Square sound reinforcement system is China and Asia's largest sound reinforcement systems. As the national day celebration of important infrastructure, this system has a very high technical requirements, not only to have enough language sound amplifying sound pressure level and language definition, and has good sound quality, but more importantly to ensure system reliability and flexibility of operation. Transformation of sound reinforcement system uses digital technology, the engine room equipment advanced digital audio system and analog audio-assisted system control device. Newly developed sound columns, installed its rated noise power technical level has been greatly improved; sound reinforcement system more uniform frequency response, speech intelligibility.

The project of 11 June started, time, effort and political responsibility, safety requirements, the working environment is complex. 797 audio company cadres and staff difficulties, zhangaowen arduously to overcome her difficulties, has overcome technical problems one after another, to ensure safety, to intensify its work.

797 audio company Chairman and General Manager of lijianwei said, Tiananmen sound reinforcement system improvement project is the 60th anniversary of important projects, is a political task is our honor, but also shouldering important responsibilities. We have the highest standard, the best quality to accomplish this task.

It is learnt that the 797 audio has a half-century of audio products production design and development experience. Its production of successive sound reinforcement speaker is the meeting of the party and State conferences sound reinforcement with preferred domestic brands. Autumn in October, Beijing will usher in the 60th anniversary of the founding of new China, by then, 797 audio company will be the 60th anniversary of providing a high level of acoustic, sound amplifying equipment, new China 60th anniversary of sound spread all over the world.

Beijing No. 797 Sonic industrial co., Ltd. is China has a long history of electronic industrial enterprises, the company was formerly known as the State section 797 factory (also known as Beijing first radio equipment factory), is an industrial system of the most influential key enterprise large electro-acoustic, nearly 50-year history made an excellent management team, nurture 797 unique corporate culture.

Company development, production and sales of products are capacitor microphone, microphone, high-frequency wireless microphone systems, power amplifiers, digital audio equipment, audio peripherals, speakers and speaker systems, communications and to undertake the electro-acoustic devices, sound engineering. Nearly 100 product won the national, provincial and industry awards, the expert section product technology performance index has reached the international advanced level. Microphone products and audio amplifier products with high technical level and reliability, reasonable price-performance, many times by the Central Office, the State Council, the people's Hall, and other units selection, get awards and praise; many products are favored by foreign investors, including more than 20 varieties are sold to America, Germany, Australia, Japan, Brazil and other countries and regions.

Beijing No. 797 Sonic industrial co., Ltd. technical strength. The design, construction, services of Tiananmen sound engineering, Beijing workers ' Stadium, Olympic sports center stadium, brilliance, Ditan gymnasium, Sports Center, Beijing Shijingshan paras 80 medium-sized and large venue, and other projects.

Beijing No. 797 Sonic industrial co., Ltd. is toward "companies internationalization, digital product, engineering intelligence, information management, services, networking, market globalization" direction and efforts to forge ahead.