42 Design services for others in the field of electric and electronic management, control, supervision or display apparatus for asset management, communications, train control, traction power management, environmental management, station management and system simulation, all for use in railway systems; consultation services in the field of electric and electronic management, control, supervision or display apparatus for asset management, communications, train control, traction power management, environmental management, station management and system simulation, all for use in railway systems; project management services in the field of electric and electronic management, control, supervision or display apparatus for asset management, communications, train control, traction power management, environmental management, station management and system simulation, all for use in railway systems