china_addons/mis_builder/14.0/date_range/views/assets.xml

<?xml version="1.0" encoding="UTF-8" ?>
<odoo>
    <template
        id="assets_backend"
        inherit_id="web.assets_backend"
        name="Module name backend assets"
    >
        <xpath expr="." position="inside">
            <script
                src="/date_range/static/src/js/date_range.js"
                type="text/javascript"
            />
        </xpath>
    </template>
</odoo>