Speaking Duck is a company that specializes in providing private, online interactive Chinese language lessons for children between the ages of 4 and 12. They have a team of professional Chinese language teachers who conduct these classes. The classes are conducted online, allowing children to learn from the comfort of their own homes. The focus of the company is to provide a personalized learning experience for each child, with the aim of improving their Chinese language skills. By offering these classes online, Speaking Duck provides convenience and flexibility for both children and their parents.