43220000 Data Voice or Multimedia Network Equipment or Platforms and Accessories
43223200 Mobile messaging platforms
43223209 Location based messaging service platforms
81110000 Computer services
81112000 Data services
81112004 Disaster recovery services
81111500 Software or hardware engineering
81111503 Systems integration design
81112300 Computer hardware maintenance and support
81111900 Information retrieval systems
81111901 Database information retrieval