37 Installation, maintenance and repair of electrical and electronic apparatus and equipment; providing information relating to the repair or maintenance of electronic machines and apparatus; installation, maintenance and repair of electronic data processing apparatus; Installation, maintenance and repair of smartphone, tablet computers, computer, smart watches, speaker, earbuds, camera, smart tags and home appliance; customization and modification of smartwatches, smartphones, televisions, video projectors, smart phone accessories, tablet computers, laptops, consumer appliances and consumer electronic products