Activity
Mobile Phone Upgrading Services
Activity Code
9521004
Activity Group
Repairing Of Electrical & Electronic Appliances
License Type
Professional
Activity Description
Includes upgrading operating systems in cellular mobile phones, as well as performing modification on the basic software. The modifications cover installing anti-virus programs, reinforcing transmission systems, handling programming related malfunctions, such as screen vanishing, decoding code number, data updating, phone programming to match the transmission system, phone adjustment.