All contracts are entered into for an indefinite period, meaning you do not have to manually renew your service. If you no longer want the product then you will need to cancel it.
How to cancel your product/services ?
Please follow this link: https://www.sslprivateproxy.com/billing/knowledgebase/3/How-to-cancel-or-terminate-a-package-of-proxiesorvpn--productorservice--.html