Please find code here :-

To set up one2many of MO in product.product
Add py file as,
from odoo import fields, models,

class ProductProduct(models.Model):
_inherit = 'product.product'

mrp_ids = fields.One2many('mrp.production', 'product_id', string="Manufacture")
Add xml file as,
<?xml version="1.0" encoding="utf-8"?>
<odoo>
<data>
<record id="product_normal_form_view_inherit" model="ir.ui.view">
<field name="name">product.template.common.form.inherit</field>
<field name="model">product.product</field>
<field name="inherit_id" ref="product.product_normal_form_view"/>
<field name="arch" type="xml">
<xpath expr="//form/sheet/notebook" position="inside">
<page string="Manufacturing"
name="manufaturing_data">
<group>
<form>
<sheet>
<field name="mrp_ids"/>
<tree editable="bottom">
<field name="name"/>
</tree>
</sheet>
</form>
</group>
</page>
</xpath>
</field>
</record>
</data>
</odoo>