This paper investigates the development，legal definition and organizational types of the Philippine Chinese chamber of commerce. At the same time，it explores the value and function of the Philippine Chinese chamber of commerce in the construction of the “21^st-century Martime Silk Road” from both historical and practical dimensions. The study finds that the development of the Philippine Chinese chamber of commerce has gone through several stages，including the Spanish colonial period，the American colonial period，the late World War II period，the mid-to-late-1990s and the current “Belt and Road” initiative period. Moreover，there are nine types of organizations，which are usually governed by two legal systems：registration and accreditation. The value proposition of the Philippine Chinese chamber of commerce is closely related to its organizational attributes，which further extends the functions for building economic exchange platform and bridges to connect people. In conclusion，the Philippines Chinese Chamber of Commerce has an active impact in the construction of the “21^st-century Martime Silk Road”，which specifically manifested in these three aspects：deepening economic and trade cooperation and integrating into “the Belt and Road”；creating a policy environment and enhancing strategic mutual trust；promoting cultural exchanges and consolidating the foundation of public opinion.