School of Rock LLC owns and operates music schools. It offer music lessons on guitar, bass, piano, vocals, keyboards, drums and combines weekly private music lessons and group band rehearsals to prepare students to take the stage in front of live audiences in an concert settings. The company was founded by Paul Green in 1998 and is headquartered in El Segundo, CA.

Music learning and appreciation made easy for everyone Playnote Limited is founded by a team of professional musicians and technology experts in 2010, specializing in products and services for music education and appreciation. With its digital signal processing, artificial intelligence and cloud computing, Playnote provides innovative solutions and enables users enjoy music in a revolutionary way. Playnote Limited is the Grand Award Winner of Best Startup Award, Asia Pacific Information and Communication Technology Alliance Award (APICTA) 2012. Further information about Playnote Limited can be found on its website www.playnote.com Playnote's flagship product is AURALBOOK, which is the Gold Award Winner Product of HK Information and Communication Technology Award (HKICTA) 2012 and Merit Award Winner Product of Asia Pacific Information and Communication Technology Alliance Award (APICTA) 2012. AURALBOOK is an application software for mobile education. The main objective of the product is to help students to practice the aural skill required in professional music examination worldwide, including ABRSM (UK), AMEB (Australia), RCM (Canada), etc. at anytime anywhere. Aural test is a compulsory subject for any music examination, no matter what instrument students play. SCALEBOOK is Playnote's second product which lets students practise scales with an AI teacher and examiner between music lessons. Scales is part of fundamental training for any musical instrument. With patented interactive fingering, mock exams that strictly follow ABRSM syllabus, records and sharing on cloud storage, and detailed analysis by big data analysis method, SCALEBOOK revolutionizes scales learning for music students worldwide.

Chengdu Cloud Innovation Technology Co., Ltd., established on 2011-09-02, Business scope includes general items:software development;Computer System Services;data processing services;Information Technology Consulting Services;Wholesale of computer software, hardware and auxiliary equipment;Toy,Animation and entertainment goods sales;Educational Consulting Services(Education and training activities that do not include licensing approval);Organize cultural and artistic exchange activities;Culture and Entertainment Broker Services;internet sales(Except for products that require a license for sale);musical instrument retail(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).

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.

LUDIBELL offers a smart device that utilizes machine learning for music education content to provide customized education for infants.

We develop a technology that combines AI with musical instruments and other musical equipment to automate developing a new playing skill, playing or composing music through communication.

Dongguan Mayong Kuaixue Training Center Co., Ltd., established on 2019-09-26, Business scope includes art training for primary and middle school students;Sales:musical instrument;music performance;Investment in cultural projects;Cultural Event Services;image,animation design;marketing planning;Branding;Import and export of goods or technology(Except for the import and export of goods and technologies that are prohibited by the state or involve administrative approval);Performing Arts Venue Management Services;Stage performance art direction service;design,make,acting,Publish various domestic advertisements;Personal Image Design Service;Manufacture of teaching models and teaching aids;Production:crafts(Except for ivory and its products);Educational Consulting Services;Cultural and Art Consulting Services;Business Management Consulting Services;art training(Arts training activities outside the national schooling system);wholesale,retail,online sale:Pre-packaged food(Contains refrigerated frozen food),bulk food(Contains refrigerated frozen food,Excludes bulk cooked food),Packaging Materials;Catering project planning and investment;business project investment;Meal Management Service;Catering Services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

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.

LG is a South Korean multinational company which includes LG Electronics. LG Englewood Cliffs is a new building initiative that protects the palisades and creates homes for the growing U.S. workforce. The company is focused on delivering products and services that make lives better, easier and happier though increased functionality and fun. It strives for greatness in product leadership, market leadership, and people leadership to realize our growth strategies.

Nippon Telegraph & Telephone Corp. operates as a holding company which engages in the provision of telecommunication services. It operates through the following business divisions: Regional Communications, Long-Distance and International Communications, Mobile Communications, Data Communications, and Others. The Regional Communications division offers domestic intra-prefectural communication services such as fixed voice-related, Internet protocol (IP), and packet communications services; and sells telecommunications equipment. The Long Distance and International Communications division deals with the domestic intra-prefectural and international communications, and system integration services. The Mobile Communications division provides the mobile voice-related, IP, and packet communications services. The Data Communications division covers the system integration and network system services. The Other division engages in the real estate, finance, engineering, system integration and data processing services, and development of technologies and shared operations. The company was founded on August 1, 1952 and is headquartered in Tokyo, Japan.

Casio Computer Co., Ltd. engages in the manufacture and sale of watches and personal electronic equipment. It operates through the following segments: Consumer, Systems Equipment, and Others. The Consumer segment provides watches, clocks, electronic dictionaries, calculators, label printers, and electronic musical instruments. The Systems Equipment segment offers handy terminals, electronic cash registers, data projectors, and management support systems. The Others segment includes molds and molded parts. The company was founded by Tadao Kashio in April 1946 and is headquartered in Tokyo, Japan.

Shanghai Hema Information Technology Co., Ltd., established on 2014-09-05, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion,Conference and Exhibition Services,internet sales(Except for products that require a license for sale),Sales of teaching models and teaching aids,Toy,Animation and entertainment goods sales,Paper Products Sales,Daily wood products sales,Sales of plastic products,Metal Products Sales,Arts and crafts and collectibles retail(Except for ivory and its products),Professional Design Services,graphic design,Graphic design and production.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Xuzhou Miaozun Furniture Co., Ltd., established on 2021-03-08, Business scope includes general items:furniture manufacturing;furniture sales;internet sales(Except for products that require a license for sale);Production of furniture spare parts;Furniture Installation and Repair Services;Sales of furniture spare parts;Sales of building materials;Hardware retail;Metal Material Sales;Office Supplies Sales;Machinery sales;Graphic design and production;Hair Accessories Sales;electronics sales;Metal Structure Sales;Car Decoration Products Sales;timber processing;Audio Equipment Sales;wood sales(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Zhengdafeng Intellectual Property Service (Foshan) Co., Ltd., established on 2018-01-19, Business scope includes intellectual property services;e-commerce service;Information Technology Consulting Services;Engineering survey and design;Professional design service;internet retail;Internet wholesale.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Guangzhou Amusement Science Technology Co., Ltd., established on 2019-09-24, Business scope includes integrated circuit design;Data Processing and Storage Services;Information system integration service;Information Technology Consulting Services;software development;musical instrument retail;Large-scale event organization and planning services(Large-scale events refer to evening parties,sports meeting,celebration,Art and Modeling Contest,Arts festival,Film festivals and charity performances,Exhibition etc.,Activities that require special approval should be operated after obtaining approval);computer technology development,Technical Services;Computer technology transfer service;Educational Consulting Services;Import and export(Excluding franchised products);Technology Import and Export;Animation and derivative product design services;Graphic Design Services;Chinese musical instrument manufacturing;Western musical instrument manufacturing;Electronic musical instrument manufacturing;Manufacturing of other musical instruments and parts;musical instrument wholesale;musical instrument repair,debugging;

Megafusion Corp., part of MegaChips Corp., is a Japanese company located in Chiyoda-ku. The firm sells computer system products, Provides system integration service. It was founded in 1998. Megafusion Corp. was acquired by MegaChips Corp. on October 01, 2003 for $10.82 million.

Shanxi Xingchang Culture Media Co., Ltd., established on 2014-01-17, Business scope includes sales of radio, film and television equipment;Film Production Services;Sales of digital cultural and creative technology and equipment;advertisement making;literary creation;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Photographic Printing Services;Camera and Video Production Services;Organize cultural and artistic exchange activities;Etiquette service;Wedding etiquette service;Conference and Exhibition Services;Corporate Image Planning;graphic design;Educational Consulting Services(Education and training activities that do not include licensing approval);Admissions Assistance Services;internet sales(Except for products that require a license for sale);Advertising Design,acting;advertising(non-broadcasting station,television station,Newspaper Publishing Unit);software development.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Linyi Xingchuangda Intellectual Property Operation Co., Ltd., established on 2021-05-27, Business scope includes general items:Intellectual Property Services;Technology intermediary service;Information Consulting Service(Not including licensing information consulting services);Information Technology Consulting Services;Cloud Computing Equipment Technical Services;copyright agent;Intellectual Property Services(Trademark agency service,Except for patent agency services);Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Conference and Exhibition Services.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)