SIPH is a subsidiary of the Group Business Ethics and Governance Natural rubber Responsibility and sustainable development Quality and Products financial informations DISCOVERING THE Natural rubber at SIPH The main activity of SIPH is the production and marketing of natural rubber. SIPH's rubber plantations are all located in West Africa. Natural rubber remains essential in the tire industry. READ MORE Développement durable DOCUMENTS Copyright © 2020 All rights reserved SIPH is a subsidiary of the Group