The education bureau complained. You can ask the kindergarten to issue an invoice. If you refuse, you can complain to the local education bureau, or you can leave a message on the people's daily online leadership message platform to reflect the situation. GSP, referred to as GSP for short, is a tariff system, which refers to a universal, non-discriminatory and non-reciprocal tariff system for manufactured goods and semi-manufactured goods exported by industrialized countries to developing countries or regions.