Guangzhou Guangsheng Digital Technology Co., LTD

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Guangzhou Sheng Digital Technology Co., LTD. (referred to as "Sheng Digital") is the only company in China specializing in the development and application of digital audio core technology of new intellectual property rights and standardization operation company。Broadsun Digital is the inventor of DRA digital audio technology and the holder of DRA core patents and trademarks.He is the draftsman of national audio standards and international audio standards, and the contractor of "National Digital Audio Codec Technology Engineering Laboratory" and "Guangdong Key Laboratory of Digital Audio"。

DRA multi-channel digital audio codec technology is one of the basic core key common technologies of the electronic information industry, and belongs to the key field of high-end electronic information in the strategic emerging industry of national priority development。DRA technology has applied for 62 invention patents at home and abroad, patent protection covers the United States, the European Union, Japan, South Korea, India and other countries and regions, has been authorized 50 patents, including the United States authorized patents 10。More than 190 trademark rights have been applied for。At present, the world's mainstream TV chip chip manufacturers and terminal manufacturers have obtained DRA technology authorization。

With the strong support of the relevant ministries and commissions of the state,Under the correct leadership of Guangdong Provincial Party Committee and Provincial government,DRA audio technology has been officially promulgated there are 6 standards: of which 2 international standards,The IEC International Electrotechnical Commission issued the DRA audio Interface International standard on May 19, 2010, and the DRA audio issued by the International Blu-ray Association on March 18, 2009 is an optional audio format for Blu-ray discs。2 national standards,It is the mandatory audio standard GB/T22726-2008 and GB/T26686-2011 of the "Technical Specification for Multi-channel Digital Audio Codec" issued by the National Standards Commission on February 11, 2009 and June 16, 2011, respectively.。3 national industry standards,They were dated October 24, 2006,China Mobile Multimedia Broadcasting (commonly known as CMMB) industry standard issued by the State Administration of Radio, Film and Television, DRA digital audio is designated as a mandatory standard for audio broadcast programs in the standard system;January 4, 2007,信息产业部正式批准DRA音频为电子行业标准; 2013年10月28日国家新闻出版和广电总局批准发布《世界十大电子游戏平台》广播电影电视行业标准,Specifies DRA audio as a required standard。

Under the guidance of the "DRA Digital Audio Technology Industrialization Promotion Leading Group" set up by the Guangdong Provincial Government, the company has actively cooperated with audio and video multimedia related industry manufacturers, and DRA technology has made many substantive breakthroughs in industrialization realization and promotion。

DRA technology has been applied in China Mobile Multimedia Broadcasting (CMMB), Blu-ray DVD, cable digital TV and terrestrial digital TV, national broadcasting digitalization and other fields。The use of DRA technology in CMMB terminals has exceeded 15 million users;DRA technology has become one of the three audio standards of Blu-ray DVD;There is Guangzhou cable Pearl River digital experimental channel in the cable digital TV broadcast end,Guangdong Province "household access" project 500,000 users all adopt DRA format;"AVS+" and "DRA PRD Terrestrial digital TV pilot network have been launched。At present, it is promoting the broadcasting of CCTV, Shaanxi cable digital TV Network, Guangdong cable digital TV network and Jiangsu Satellite TV HD channel。In the field of digital broadcasting, Shenzhen Radio Digital Broadcasting CDR (China Digital Audio Broadcasting) test channel has been normalized broadcast。

Broadsun is also actively exploring conceptual benefits and expanding the real estate business model in the technology industry。Now we have successfully reserved the two projects of Guangzhou Panyu Wanbo CBD Business District Headquarters Base and Shenzhen Nanshan District "Digital Audio National Engineering Laboratory Building". Through the real estate development of science and technology industry, economic effects have been generated, driving and supporting the promotion and application of the industrialization of Guangsheng Digital DRA。