A Comparative Analysis of the Japanese Overseas SEZ in Phnom Penh and the Chinese Overseas SEZ in Sihanoukville, Cambodia: from the Perspective of Porter’s Diamond Model

This study focuses on the development and influence of special economic zones (SEZs), examining factors such as enterprise competitiveness, main industries, supply chain relationships, environment zones. The lack a consistent framework for assessing performance impact SEZs has been challenge in research. To address this, paper employs Porterʼs Diamond Model to analyze that contribute SEZs, suggesting this model can serve comprehensive future SEZ existing research developing countries is found be inadequate. However, established Cambodia through collaborations with China Japan have played significant role countryʼs rapid growth. By two specific cases — Japanese-invested Phnom Penh Chinese-invested Sihanoukville identifies common operational challenges faced by establishing SEZs. Furthermore, exploring different collaboration models impacts local communities, offers valuable insights policymakers international investors their decision-making processes.