Yamaha Corp. engages in the manufacture and sale of musical instruments, audio equipment and electronic components. It operates through the following segments: Musical Instruments, Audio Equipment, and Others. The Musical Instruments segment provides piano, strings, percussion, wind, and electronic musical instruments. The Audio Equipment segment offers audio products, professional audio equipment, and telecommunications equipment. The Others segment deals with the electronic parts, automobile interior parts, factory automation equipment, golf equipment, and resort businesses. The company was founded by Torakusu Yamaha in November 1887 and is headquartered in Hamamatsu, Japan.

Beijing Kuwo Technology Co. Ltd, a subsidiary of Tencent Music Entertainment Group, is a company headquartered in China that provides online media services.

Senlan Information Technology (Shanghai) Co., Ltd., established on 2017-09-19, Business scope includes general items:Information Technology,Educational Software Technology,Technology development in the field of network technology,technical consulting,technology transfer,Technical Services,Planning of cultural and artistic exchange activities,Cultural and artistic counseling,Business Management Consulting,Corporate image design,Software Development Sales,Musical Instruments and Accessories,Stationery sales,Own Equipment Rental,Own house rental,e-commerce(Not to engage in financial business),Engaged in the import and export of goods and technology.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Wuxi Wucheng Internet Technology Co., Ltd., established on 2016-03-17, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Intelligent robot sales;IC sales;Network Equipment Sales;Food Additive Sales;Feed Additive Sales;Machinery sales;Mechanical Parts,Parts sales;electronics sales;Hardware retail;Sales of knitted textiles and raw materials;Sales of daily-use ceramic products;Clothing and apparel retail;Metal Material Sales;electric wire,cable management;Chemical product sales(No licensed chemical products);advertisement making;advertising;Advertising Design,acting;Bio-feed R&D;Research and development of intelligent robots;Intelligent control system integration;Information system integration service;Computer System Services;IC Design;software development;Professional Design Services;Import and export;Technology Import and Export(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Xiaoyezi Technology (壹枱The ONE智能钢琴) is a Chinese intelligent hardware and educational technology company. The company’s featured product is named The One Smart Piano, which seamlessly combines iPads and pianos in order to support users learn the piano, play the piano, score, record, share, and more. It simultaneously offers a matching application to work with The One Smart Piano. Users need only connect their iPhones or iPads to The One Smart Piano and enjoy multiple functions such as learning, entertaining, sharing, and interaction.

Kawai Musical Instruments Manufacturing Co., Ltd. engages in the manufacture and sale of musical instruments. It operates through the following segments: Musical Instruments and Education, Material Processing, and Others. The Musical Instruments and Education segment manufactures and sells musical instruments and sheets and software for music education. It also provides music and physical education classes. The Material Processing segment handles metal material processing for electronic and automobile parts. It also offers soundproof rooms and acoustic materials. The Others segment includes information-related, financial-related, and insurance agency businesses. The company was founded by Koichi Kawai on August 9, 1927 and is headquartered in Hamamatsu, Japan.

Dalian Jiayin Technology Co., Ltd., established on 2013-11-08, Business scope includes software development;Computer product and network technology development,data processing services;database service;computer graphic design;system integration;electronic product,Mechanical equipment and toy technology research and development,Sales and related technical consulting services;Domestic general trade;Value-added Telecom Services;Internet information service;books,Newspaper,Magazine,Audio-visual products,Electronic publication sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)

Suqian Mizhe Machinery Design Co., Ltd., established on 2019-08-21, Business scope includes design,research and development,Sales,repair:Industrial Automation Equipment;Mechanical equipment processing;Sales:Mechanical equipment and its parts,Electromechanical equipment and its accessories,electronic product,Office Supplies,lamps,lighting device;Environmental Engineering,Mechanical and electrical equipment installation engineering,Design and construction of decoration works.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Hunan Carrod Piano Co., Ltd., established on 2016-09-23, Business scope includes general items:musical instrument wholesale;musical instrument retail;Musical instrument spare parts sales;musical instrument repair,debugging;musical instrument manufacturing;Stationery equipment rental;software development;software sales;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Information system operation and maintenance services;Internet of things technology research and development;Educational Consulting Services(Education and training activities that do not include licensing approval)(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).licensed items:The second type of value-added telecommunications services(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments).

Yamaha Corporation (ヤマハ株式会社 Yamaha Kabushiki Gaisha) (/ˈjæməˌhɑː/; [jamaha]) is a Japanese multinational corporation and conglomerate with a very wide range of products and services. It is one of the constituents of Nikkei 225 and is the world's largest piano manufacturing company. The former motorcycle division was established in 1955 as Yamaha Motor Co., Ltd., which started as an affiliated company but later became independent, although Yamaha Corporation is still a major shareholder.

Music Dream (Beijing) Technology Co., Ltd., established on 2017-01-06, Business scope includes technology development,Technology Promotion,technical consulting,Technical Services;Application software service;software development;software consulting;Sell ​​self-developed products,musical instrument,electronic product,arts and crafts,daily necessities,Stationery.(Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments.)

Senhe Musical Instrument Co., Ltd., established on 2007-12-10, Business scope includes piano,piano keyboard,Action,piano wood,Other musical instrument accessories,Electronic Component,Manufacture of Plastic Products;Import and export of self-operated and agent commodities and technologies,Except for commodities and technologies that are restricted or banned from import and export by the state.

Part of Cedar Electronics Holdings Corp., Marantz Co., Inc. is an American company. The firm manufactures audio and video equipment.

Guangdong Ha Yi Dai Toys Co., Ltd. is a member of Hong Kong Ha Yi Dai International Group. Founded in 1999, the products are exported to Europe, America, Japan and other developed countries. Main plush toys, intelligent electric toys, fashionable toys, event mascots, etc. The company is headquartered in Dongguan, Guangdong Province, the world manufacturing center, adjacent to the national high-tech park "Songshan Lake Science and Technology Industrial Park". With a registered capital of 20.8 million yuan and an area of 10000 square meters, it is a large and medium-sized cultural enterprise integrating toy design, product research and development, brand operation, production and marketing. It is also a national high-tech enterprise with its own brand. Since 2006, Ha Yidai Toys has begun to deeply cultivate the domestic market, actively innovate in science and technology, deepen intelligent manufacturing, and vigorously enhance the market competitiveness of the brand. It has successively won "Dongguan Private Science and Technology Enterprise", "Guangdong Private Science and Technology Enterprise", "National High tech Enterprise", "Patent Demonstration Enterprise", "AAA Enterprise Credit Rating Certificate", "China Famous Brand Product", "China Top Ten Toy Brands", "China Export Toy Brands", "Quality Trustworthy Unit", "Excellent Self owned Brand", "Employee Satisfaction Enterprise" For 13 consecutive years, it has been awarded the honorary title of "Guangdong Contract abiding and Credit worthy Enterprise". Ha Yidai Toys was honored to receive many interviews from CCTV's<<News Broadcast Room>>,<<Economic Broadcast>>,<<Economic Half Hour>>and other columns, and reported on Ha Yidai Toys' independent research and development and successful transformation in the headline of CCTV's<News Broadcast>>on August 4, 2011, which caused a warm response in the industry. Ha Yidai Toys has actively participated in many international and domestic sports undertakings. For example, the franchise and manufacturing of mascot toys such as the 2008 Olympic Games, the 2010 World Expo, the 2011 World University Games, the 2018 World Cup, the 2019 National Youth Games, the 2019 World Track and Field Championships, the 2019 World Horticultural Exposition, the 2021 World University Games, the 2021 Asian Youth Games, the 2021 National Games, the 2022 Asian Games and so on all involve the participation and efforts of Harbin Generation Toys. Harbin Yidai Toys has its own toy brand of "Harbin Yidai", including (preschool education series), (educational series), (entertainment series), (fashion play series), (classic series), (European and American series) 6 series of more than 100 varieties, covering voice controlled toys, shadow controlled toys, audio recording toys, music toys, electric toys, intelligent toys, WIFI toys, cloud toys, APP toys, etc. The products are not only novel and beautiful, but also generous and practical. It is a well deserved high-tech toy product that makes full use of modern science and technology to realize the combination of education and entertainment and human-computer integration, and firmly occupies the high-end market of domestic toys. Ha Yidai Toys adheres to the business purpose of "survival by quality and development by reputation"

Anhui Duoxiao Information Technology Co., Ltd., established on 2020-09-27, Business scope includes application software development;Artificial intelligence application software development;Artificial intelligence basic software development;Support software development;Information processing and storage support services;data processing services;Data processing service;Software operation service;Information Technology Consulting Services;software test;internet data service;Advertising Design,make,release,acting;Internet advertising service;Computer software and hardware technology development,technical consulting,Technical Services;Information service business in the second category of value-added telecommunications business;Online data processing services in the first category of value-added telecommunication services;Make use of information network to engage in network music,Online performances and programs,web show,Design of web animation,make;book publication,electronic publication,Sales of audiovisual products.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Wuxi Tongchun New Energy Technology Co., Ltd., established on 2010-05-05, Business scope includes new energy technology development;Photovoltaic products,wind power equipment,teaching aids,electronic product,Toy,Model,Equipment,motor,integrated circuit,Instrumentation,computer software,building materials,clothing,Needle Textiles and Raw Materials(Seed Free)promotion of;sensor,Electrical machinery and equipment,Charging pile and accessories,Electric amusement equipment,Technical development of special equipment for environmental protection,Technical Services,technical consulting,technology transfer,Sales,Install,repair;Development and application of Internet of Things technology;Power transmission and transformation project,Port and Channel Engineering Design,construction;Business Operations Management.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Shenzhen Bill Optoelectronics Co., Ltd., established on 2019-03-28, Business scope includes general business items:LEDlighting fixtures,LEDTechnology development of driving power,Sales;Domestic Trade;Operating import and export business;LEDlighting fixtures,LEDOn-site commissioning and consulting services for drive power products.(law,Except for items prohibited by administrative regulations;law,Projects restricted by administrative regulations must be licensed before they can be operated),The licensing program is:LEDlighting fixtures,LEDProduction of drive power.

Hailun Piano Co., Ltd. engages in the research and development, manufacture, sale, and service of piano. It involved in research and development of smart piano, and provision of art education and training. Its products include upright piano, grand piano, and intelligent piano. The company was founded by Hai Lun Chen on June 15, 2001 and is headquartered in Ningbo, China.

AAC Technology (Nanjing) Co., Ltd., established on 2009-05-27, The business scope includes micro-acoustic devices,New electronic components,integrated circuit,New Materials,Research and development of Internet of things technology,design,technology transfer,technical consulting;software,Development of artificial intelligence systems;Sell ​​self-produced products.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments) General project:Software outsourcing service;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)