LinkedIn: As the world's largest professional social networking platform, LinkedIn is a representative company in the field of business SNS. It is mainly used for professional social networking, recruitment, business marketing and knowledge sharing. LinkedIn provides a platform that enables users to showcase their professional background, skills and achievements and connect with peers, potential employers or customers.
XING: XING is a professional social networking platform similar to LinkedIn, mainly serving the European market, especially in German-speaking countries such as Germany, Austria and Switzerland. XING provides a platform for business networking and career development, helping users communicate through industry social networking, job opportunities and professional events.
Viadeo: Viadeo is a French professional social platform that focuses on professional social networking and business connections, with a certain user base mainly in France and emerging markets such as China and India.