AddGenesToOrbitalTraders.xml

<?xml version="1.0" encoding="utf-8"?>
<Patch>
    <Operation Class="PatchOperationSequence">
        <success>Always</success>
        <operations>
            <!-- Add genes to any traders that sell medical, high-end, or genetic goods -->
            <li Class="PatchOperationAdd">
                <xpath>Defs/TraderKindDef/stockGenerators[li/thingDef="MedicineUltratech" or li/thingDef="MedicineIndustrial" or li/thingDef="ComponentSpacer"  or li/thingDef="Neutroamine" or li/thingDef="AIPersonaCore" or li/thingDef="VFEI_DroneGenome"]</xpath>
                <value>
                    <li MayRequire="Ludeon.RimWorld.Biotech" Class="StockGenerator_SingleDef">
                        <thingDef>Genepack</thingDef>
                        <countRange>3~5</countRange>
                    </li>
                    <li MayRequire="Ludeon.RimWorld.Biotech" Class="StockGenerator_SingleDef">
                        <thingDef>ArchiteCapsule</thingDef>
                        <countRange>0~2</countRange>
                    </li>

                    <li MayRequire="Ludeon.RimWorld.Biotech" Class="StockGenerator_SingleDef">
                        <thingDef>DeathrestCapacitySerum</thingDef>
                        <countRange>0~1</countRange>
                    </li>
                </value>
            </li>
        </operations>
    </Operation>
</Patch>