<?xml version="1.0"?>
<data><xpath expr="//field[@name='product_id']" position="before">
                <field name="show_valuation" invisible="1" groups="stock.group_stock_manager"/>
            </xpath>
            <xpath expr="//div[@name='button_box']" position="inside">
                <t groups="stock.group_stock_manager">
                    <button type="object" name="action_view_stock_valuation_layers" class="oe_stat_button" icon="fa-dollar" groups="base.group_no_one" invisible="not show_valuation">
                        <div class="o_stat_info">
                            <span class="o_stat_text">Valuation</span>
                        </div>
                    </button>
                </t>
            </xpath>
        </data>