Ampex Corp. develops magnetic recording products and services. The company was founded in 1944 and is headquartered in Redwood City, CA.

Dolby Laboratories Licensing Corp., a subsidiary of Dolby Laboratories, Inc., is an American company. The firm provides patent buying, licensing and leasing services.

Sennheiser Electronic Corp. develops and markets headphones, microphones and other professional audio equipment. Its products include wireless and wired microphones, headphones and bluetooth headsets, office speakerphones and parts and accessories. The company was founded in 1991 and is headquartered in Old Lyme, CT.

Foshan South China Professional Audio Engineering Co., Ltd., established on 1999-07-12, Business scope includes audio,lights,public address,stage engineering design,plan,Install,debugging,lease,repair,maintain,Serve;Sell ​​audio equipment.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Tianjin Oppasbo Electronic Information Technology Co., Ltd., established on 2012-05-04, Business scope includes electronic information technology,computer network Technology,cloud data technology,Electromechanical Equipment Technology,security technology,Computer Information System Integration Technology,Speech technology development,consult,transfer,Serve;Urban Rail Transit Equipment,Railway Transport Equipment,Communication broadcasting equipment,LEDScreen,Computer Hardware and Auxiliary Equipment,Network equipment,security equipment,Gas Monitoring Equipment,electronics manufacturing,Sales,Install,repair;computer network engineering,Electronic Information Engineering,Communication Engineering,Security Engineering,Integrated wiring engineering,Line pipeline engineering,Weak current project,Steel structure engineering,Landscaping project,Architectural Engineering Design,construction;Electrical Equipment,hardware products,household appliances,Instrumentation,Wire and Cable,Intelligent Transportation Equipment,Intelligent building equipment,Wholesale and retail of security equipment;Construction labor subcontracting;Goods and technology import and export business.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

DIGIBIRD is a dual-technology enterprise that focuses on the global professional audio-visual field and provides customers with digital solutions. Their product development and innovation have launched a series of hardware equipment and software platforms focusing on transmission, switching, processing, and control, involving visual management and control, seat management, distributed, KVM optical moment, splicing processor, edge fuser, and other products.

Guangzhou Ruifeng Audio Technology Corp. Ltd. is a Chinese private company located in Guangzhou with domestic subsidiaries. The firm sells household appliances and equipment. It was founded in 1993 by Rui Xiang Wang. Zi Bin Ling is the current CEO of the company.

Shenzhen Zhiyuanneng Technology Co., Ltd., established on 2013-03-15, Business scope includes general business items:LEDTechnology development and sales of application products and related accessories;Scheme Design of Intelligent Lighting System,Consulting and Construction;electrical equipment,Telecommunications equipment,Network equipment rental;IoT solution design,Consulting and Construction;Technology development of energy-saving systems,Consulting and Sales;Computer software and hardware development,Sales and network system integration;Network Engineering Design,Technology transfer and technology maintenance;automation equipment,New Energy Technology Products,Technical development and sales of mechanical and electrical equipment,Sales of Electronics;Domestic Trade;Investment Advisory;Invest in business(Specific projects will be reported separately);Operating import and export business.(above laws,Administrative regulations,Except for items prohibited by the State Council,Restricted projects must obtain a license before operating),The licensing program is:

Guangzhou Chengzhicheng Audio Equipment Manufacturing Co., Ltd., established on 2009-10-10, Business scope includes manufacturing of audio equipment;Stage lighting,Audio equipment installation service;Audio and Video Equipment Rentals;Lighting equipment rental;Manufacturing of lighting fixtures;

Changhong designs and produces consumer electronics. They provide air conditioners, refrigerators, washing machines, batteries, and other products. They serve the smart home appliance, core component, IT services, new energy, and semiconductor industries.

Leafun is a technology-driven enterprise with a focus on the cultural tourism industry.

Shenzhen Ezpro Sound & Light Technology Co., Ltd. engages in the research, development, design, and sales of audio and video system. It also provides overall solutions for professional audio and video systems. The company was founded on August 5, 2013 and is headquartered in Shenzhen, China.

Shenzhen Skyworth-RGB Electronics Co., Ltd. engages in the manufacture and sale of electronic supplies. Its main products include color televisions, monitors, audio-visual equipment, communication devices, and other electronic components. The company was founded on March 8, 1988 and is headquartered in Shenzhen, China.

Shenzhen Qiaoqiao Technology Co., Ltd., established on 2010-01-15, Business scope includes general business items:Automated test system development and sales;R&D and sales of automation equipment and instruments;Professional audio product design and sales;R&D and sales of electronic products;Professional Software Electronic Technology Services,technical consulting;Robot design and sales;Advertising Design,production and sales;Domestic and international trade,Import and export of goods and technology.(law,Except for projects that are prohibited and required to be approved before registration by administrative regulations or decisions of the State Council),The licensing program is:Automated Test System,Automation Equipment Instrument,electronic product,Professional Audio Products,Assembly of the robot.

Inspur Financial Information Technology Co., Ltd., established on 2016-01-14, The scope of business includes accepting financial institutions to engage in information technology outsourcing services;Information system integration service;Financial software and computer network technology development;research and development,Production,Sales,lease,repair computer equipment,Electronic Component,Automatic teller machine and its spare parts,Self-service terminal equipment and its spare parts;Design of security facilities,installation and maintenance;work on the server,Wholesale of storage products,Sales,maintenance business;Self-operated and agent import and export business of various commodities and technologies.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments) licensed items:Production of Class II Medical Devices;Production of Class III Medical Devices;Class III medical device business(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,Specific business projects are subject to approval results) General project:software development;Manufacturing of computer software, hardware and peripheral equipment;Sales of industrial control computers and systems;Manufacturing of industrial control computers and systems;Electronic special equipment manufacturing;Sales of electronic special equipment;Manufacturing of special equipment(Manufacture of licensed professional equipment not included);Security equipment sales;Internet equipment sales;Information Technology Consulting Services;electronics sales;Display device manufacturing;Display device sales;Computer and Office Equipment Repair;Virtual reality equipment manufacturing;Wholesale of computer software, hardware and auxiliary equipment;Retailing of computer software, hardware and auxiliary equipment;Software outsourcing service;Digital Video Surveillance System Sales;Network Equipment Sales;Information security equipment sales;Data processing and storage support services;Information system operation and maintenance services;Office Supplies Sales;Audio Equipment Manufacturing;Audio Equipment Sales;IC sales;IC Design;Production of Class I Medical Devices;Sales of Class I Medical Devices;Sales of Class II Medical Devices;Internet of Things Technology Services;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Computer System Services;business training(Does not include education and training,Vocational skills training and other licensed training);AI Hardware Sales;Service consumer robot manufacturing;Intelligent robot sales;Internet of things technology research and development;IoT application service;IoT Device Sales;Manufacturing of wearable smart devices;Wearable smart device sales(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Best Buy Enterprise Services provides technology products online. Best Buy Enterprise Services provides appliances, cloud computing, displays, imaging products, mobile electronics, networking products, portable audio products, projectors, servers and televisions.

Beijing Sacred Bird Technology Development Co., Ltd., established on 2021-01-05, Business scope includes technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion,Technical Services;Computer System Services;Basic software service;Application software service;software development;software consulting;market survey;Business Management Consulting;Economic and Trade Consulting;public relations service;Conference Services;product design;model design;Packaging and decoration design;buisness planning,design;design,make,acting,Place an ad;Organize cultural and artistic exchange activities(Does not include commercial performances);literary creation;Undertake exhibition and display activities;urban landscaping;Rental construction machinery,construction equipment;rental photographic equipment;sell electronics,Equipment,Wujinjiaodian,communication equipment,Instrumentation,building materials,metallic material,sporting goods,computer,Software and Auxiliary Equipment(Not engaged in physical store operation).(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Winners, a subsidiary of Crown Crest Group Ltd., is a British company. The firm operates number of retail units, selling a wide range of durable and semi-durable goods. On June 01, 1995 Your More Store Ltd., now part of Crown Crest Group Ltd. acquired Winners for $1.59 million.

Stillion Technology (Beijing) Co., Ltd. Guangzhou Branch, established on 2013-09-18, Business scope includes lighting equipment rental;software development;Wholesale of hardware products;Wholesale of electronic products;computer wholesale;software wholesale;Information Electronic Technology Services;Wholesale of office equipment consumables;Wholesale of photographic equipment;Audio and Video Equipment Rentals;

Guangzhou Zhongda Electric Appliance Industry Co., Ltd., established on 2012-10-10, Business scope includes television manufacturing;Audio Equipment Manufacturing;Video recording and playback equipment manufacturing;Manufacturing of electronic components and assemblies;Printed Circuit Board Manufacturing;Manufacturing of secure smart card equipment and systems;Manufacture of optoelectronic devices and other electronic devices;electronic,Communication and Automatic Control Technology Research,to develop;Import and export(Excluding franchised products);Technology Import and Export;