manufacture/mrp_multi_level/demo/product_product_demo.xml

<?xml version="1.0" encoding="utf-8" ?>
<odoo noupdate="1">
    <record id="product_product_fp_1" model="product.product">
        <field name="name">FP-1</field>
        <field name="categ_id" ref="product_category_mrp" />
        <field name="type">product</field>
        <field name="uom_id" ref="uom.product_uom_unit" />
        <field name="uom_po_id" ref="uom.product_uom_unit" />
        <field name="produce_delay">2</field>
        <field
            name="route_ids"
            eval="[(6, 0, [ref('mrp.route_warehouse0_manufacture')])]"
        />
    </record>
    <record id="product_product_fp_2" model="product.product">
        <field name="name">FP-2</field>
        <field name="categ_id" ref="product_category_mrp" />
        <field name="type">product</field>
        <field name="uom_id" ref="uom.product_uom_unit" />
        <field name="uom_po_id" ref="uom.product_uom_unit" />
        <field name="produce_delay">1</field>
        <field
            name="route_ids"
            eval="[(6, 0, [ref('mrp.route_warehouse0_manufacture')])]"
        />
    </record>
    <record id="product_product_fp_3" model="product.product">
        <field name="name">FP-3</field>
        <field name="categ_id" ref="product_category_mrp" />
        <field name="type">product</field>
        <field name="uom_id" ref="uom.product_uom_unit" />
        <field name="uom_po_id" ref="uom.product_uom_unit" />
        <field name="produce_delay">3</field>
        <field
            name="route_ids"
            eval="[(6, 0, [ref('mrp.route_warehouse0_manufacture')])]"
        />
    </record>

     <!-- Customizable Desk -->
    <record id="product.product_product_4_product_template" model="product.template">
        <field
            name="route_ids"
            eval="[(6, 0, [ref('mrp.route_warehouse0_manufacture')])]"
        />
    </record>
    <record id="product_product_sf_1" model="product.product">
        <field name="name">SF-1</field>
        <field name="categ_id" ref="product_category_mrp" />
        <field name="type">product</field>
        <field name="uom_id" ref="uom.product_uom_unit" />
        <field name="uom_po_id" ref="uom.product_uom_unit" />
        <field name="produce_delay">1</field>
        <field
            name="route_ids"
            eval="[(6, 0, [ref('mrp.route_warehouse0_manufacture')])]"
        />
    </record>
    <record id="product_product_sf_2" model="product.product">
        <field name="name">SF-2</field>
        <field name="categ_id" ref="product_category_mrp" />
        <field name="type">product</field>
        <field name="uom_id" ref="uom.product_uom_unit" />
        <field name="uom_po_id" ref="uom.product_uom_unit" />
        <field name="produce_delay">3</field>
        <field
            name="route_ids"
            eval="[(6, 0, [ref('mrp.route_warehouse0_manufacture')])]"
        />
    </record>
    <record id="product_product_sf_3" model="product.product">
        <field name="name">SF-3</field>
        <field name="categ_id" ref="product_category_mrp" />
        <field name="type">product</field>
        <field name="uom_id" ref="uom.product_uom_unit" />
        <field name="uom_po_id" ref="uom.product_uom_unit" />
        <field name="produce_delay">3</field>
        <field
            name="route_ids"
            eval="[(6, 0, [ref('mrp.route_warehouse0_manufacture')])]"
        />
    </record>

    <record id="product_product_pp_1" model="product.product">
        <field name="name">PP-1</field>
        <field name="categ_id" ref="product_category_mrp" />
        <field name="type">product</field>
        <field name="uom_id" ref="uom.product_uom_unit" />
        <field name="uom_po_id" ref="uom.product_uom_unit" />
        <field
            name="route_ids"
            eval="[(6, 0, [ref('purchase_stock.route_warehouse0_buy')])]"
        />
    </record>
    <record id="product_product_pp_2" model="product.product">
        <field name="name">PP-2</field>
        <field name="categ_id" ref="product_category_mrp" />
        <field name="type">product</field>
        <field name="uom_id" ref="uom.product_uom_unit" />
        <field name="uom_po_id" ref="uom.product_uom_unit" />
        <field
            name="route_ids"
            eval="[(6, 0, [ref('purchase_stock.route_warehouse0_buy')])]"
        />
    </record>

    <record id="product_product_pp_3" model="product.product">
        <field name="name">PP-3</field>
        <field name="categ_id" ref="product_category_mrp" />
        <field name="type">product</field>
        <field name="uom_id" ref="uom.product_uom_unit" />
        <field name="uom_po_id" ref="uom.product_uom_unit" />
        <field
            name="route_ids"
            eval="[(6, 0, [ref('purchase_stock.route_warehouse0_buy')])]"
        />
    </record>

    <record id="product_product_pp_4" model="product.product">
        <field name="name">PP-4</field>
        <field name="categ_id" ref="product_category_mrp" />
        <field name="type">product</field>
        <field name="uom_id" ref="uom.product_uom_unit" />
        <field name="uom_po_id" ref="uom.product_uom_unit" />
        <field
            name="route_ids"
            eval="[(6, 0, [ref('purchase_stock.route_warehouse0_buy')])]"
        />
    </record>

    <record id="product_product_av_11" model="product.product">
        <field name="name">AV-11 steel</field>
        <field name="categ_id" ref="product_category_mrp" />
        <field name="type">product</field>
        <field name="uom_id" ref="uom.product_uom_unit" />
        <field name="uom_po_id" ref="uom.product_uom_unit" />
        <field
            name="route_ids"
            eval="[(6, 0, [ref('purchase_stock.route_warehouse0_buy')])]"
        />
    </record>
    <record id="product_product_av_12" model="product.product">
        <field name="name">AV-12 aluminium</field>
        <field name="categ_id" ref="product_category_mrp" />
        <field name="type">product</field>
        <field name="uom_id" ref="uom.product_uom_unit" />
        <field name="uom_po_id" ref="uom.product_uom_unit" />
        <field
            name="route_ids"
            eval="[(6, 0, [ref('purchase_stock.route_warehouse0_buy')])]"
        />
    </record>
    <record id="product_product_av_21" model="product.product">
        <field name="name">AV-21 white</field>
        <field name="categ_id" ref="product_category_mrp" />
        <field name="type">product</field>
        <field name="uom_id" ref="uom.product_uom_unit" />
        <field name="uom_po_id" ref="uom.product_uom_unit" />
        <field
            name="route_ids"
            eval="[(6, 0, [ref('purchase_stock.route_warehouse0_buy')])]"
        />
    </record>
    <record id="product_product_av_22" model="product.product">
        <field name="name">AV-22 black</field>
        <field name="categ_id" ref="product_category_mrp" />
        <field name="type">product</field>
        <field name="uom_id" ref="uom.product_uom_unit" />
        <field name="uom_po_id" ref="uom.product_uom_unit" />
        <field
            name="route_ids"
            eval="[(6, 0, [ref('purchase_stock.route_warehouse0_buy')])]"
        />
    </record>
</odoo>