"In conjunction with the Shell Supplier Principles, Shell companies have access to a Supplier Qualification System(SQS) and associated personnel training to gain visibility of up-to-date, accurate supplier information. Suppliers accept registration in SQS and, as a part of registration, suppliers are required to certify that they follow the Shell Supplier Principles or similar standards and their company complies with all applicable laws and regulations,

including regarding slavery and human trafficking of the country or countries in which they do business"