Hi Sebastien, I collected the emergency call numbers of Mainland China only (not include Hong Kong&Macau, and Taiwan), and they are all available in my android phone(XiaoMi) with the same SIM card.

110                Police
119                Fire
120                Ambulance
122                Traffic Accident

Here is the output of "/usr/share/ofono/scripts/list-modems" on Arale r46, channel: ubuntu-touch/tangxi/devel-proposed

$ /usr/share/ofono/scripts/list-modems 
[ /ril_0 ]
    Model = Fake Modem Model
    Manufacturer = Fake Manufacturer
    Online = 1
    Lockdown = 0
    Type = hardware
    Emergency = 0
    Revision = MOLY.LR9.W1421.MD.LWTG.MP.V6.P11, 2014/09/10 10:13
    Powered = 1
    Interfaces = org.ofono.ConnectionManager org.ofono.Phonebook org.ofono.CallBarring org.ofono.CallForwarding org.ofono.CallSettings org.ofono.SupplementaryServices org.ofono.NetworkRegistration org.ofono.SmartMessaging org.ofono.PushNotification org.ofono.MessageManager org.ofono.MessageWaiting org.ofono.RadioSettings org.ofono.SimManager org.ofono.CallVolume org.ofono.VoiceCallManager org.ofono.NetworkTime 
    Features = gprs ussd net sms rat sim 
    Serial = 862095022035486
    [ org.ofono.ConnectionManager ]
        RoamingAllowed = 0
        Bearer = lte
        Attached = 1
        Powered = 1
        Suspended = 0
    [ org.ofono.Phonebook ]
    [ org.ofono.CallBarring ]
        VoiceOutgoing = international
        VoiceIncoming = disabled
    [ org.ofono.CallForwarding ]
        ForwardingFlagOnSim = 0
        VoiceNoReply = 
        VoiceUnconditional = 
        VoiceNoReplyTimeout = 20
        VoiceNotReachable = +8613800100103
        VoiceBusy = +8613800000000
    [ org.ofono.CallSettings ]
        CalledLinePresentation = disabled
        CallingNamePresentation = unknown
        HideCallerId = default
        CallingLinePresentation = enabled
        CallingLineRestriction = disabled
        VoiceCallWaiting = enabled
        ConnectedLinePresentation = unknown
        ConnectedLineRestriction = unknown
    [ org.ofono.SupplementaryServices ]
        State = idle
    [ org.ofono.NetworkRegistration ]
        Strength = 83
        Mode = auto
        Technology = edge
        CellId = 25617
        MobileNetworkCode = 00
        Name = CMCC
        MobileCountryCode = 460
        LocationAreaCode = 4335
        Status = registered
    [ org.ofono.SmartMessaging ]
    [ org.ofono.PushNotification ]
    [ org.ofono.MessageManager ]
        ServiceCenterAddress = +8613800100500
        UseDeliveryReports = 0
        Bearer = cs-preferred
        Alphabet = default
    [ org.ofono.MessageWaiting ]
        VoicemailWaiting = 0
        VoicemailMailboxNumber = 
        VoicemailMessageCount = 0
    [ org.ofono.RadioSettings ]
        ModemTechnologies = gsm umts lte 
        TechnologyPreference = lte
        FastDormancy = 0
    [ org.ofono.SimManager ]
        Retries = 
        FixedDialing = 0
        BarredDialing = 0
        ServiceNumbers = [] = '' 
        MobileCountryCode = 460
        PinRequired = none
        SubscriberIdentity = 460027013766397
        CardIdentifier = 898600c00115
        SubscriberNumbers = 
        Present = 1
        LockedPins = 
        MobileNetworkCode = 02
    [ org.ofono.CallVolume ]
        Muted = 0
        SpeakerVolume = 0
        MicrophoneVolume = 0
    [ org.ofono.VoiceCallManager ]
        EmergencyNumbers = 112 911 
    [ org.ofono.NetworkTime ]