...
<channel id="movepreset" typeId="movepreset-channel" />
...
<channel-type id="movepreset-channel">
   <item-type>String</item-type>
      <label>Move to preset</label>
      <description>Moving to preset</description>
      <state pattern="%s">
         <options>
		<option value="HOME">home</option>
	</options>
     </state>
</channel-type>
....

    protected void thingStructureChanged() {

        final ChannelTypeUID channelTypePresetUID = new ChannelTypeUID(
                MyBindingConstants.BINDING_ID, "movepreset-channel");
        
        ChannelType templateType = TypeResolver.resolve(channelTypePresetUID);

        List<StateOption> options = new ArrayList<>();
        options.add(new StateOption("TEST1", "Test 1"));
        options.add(new StateOption("TEST2", "Test 2"));

        StateDescription state = new StateDescription(null, null, null, "%s", false, options);

        ChannelUID movepresetChannelUID = new ChannelUID(thing.getUID(), "movepreset");
        
        ChannelTypeUID channelTypeUID = new ChannelTypeUID(movepresetChannelUID.getAsString());
        ChannelType channelType = new ChannelType(channelTypeUID, false, "String", templateType.getKind(),
                templateType.getLabel(), templateType.getDescription(), templateType.getCategory(),
                templateType.getTags(), state, templateType.getEvent(), templateType.getConfigDescriptionURI());
        
        Channel channel = ChannelBuilder.create(movepresetChannelUID, "String").withType(channelTypeUID).build();
        
        // Remove the old channel and add the new channel            
        updateThing(editThing().withoutChannel(movepresetChannelUID).withChannel(channel).build());
    }

 ChannelType channelType = new ChannelType(channelTypeUID, false ...

Channel channel = ChannelBuilder.create(movepresetChannelUID, "String").withType(channelTypeUID)
                .withLabel("Test label").build();