Contact through official website. Joining preschool education means opening a preschool education center with the same brand, and you can contact promising preschool education through official website. Early childhood education refers to a younger age than early childhood education. Joining refers to joining a group organization, which can be extended to the commercial field, and refers to the agent joining of commercial brands. Franchising is a continuous contractual relationship between enterprise organizations, or between franchise chain headquarters and franchise stores. According to the contract, unique commercial privileges must be provided, unconditional assistance (personnel training, organizational structure, business management, commodity supply and marketing) must be added, and franchisees also need to pay relative remuneration.