The company does not explicitly report supplier's auditing.
pg. 3
"The Company Directors have overall responsibility for ensuring this policy complies with all relevant legal and ethical obligations, and that all those under the Company’s control comply with it.
The Company Directors have primary and day-to-day responsibility for implementing this policy, monitoring its use and effectiveness, dealing with any queries about it, and auditing internal control systems and procedures to ensure they are effective in countering modern slavery.
Line managers at all levels of the Company are responsible for ensuring those reporting to them understand and comply with this policy and are given adequate and regular training on it and the issue of modern slavery in supply chains."