The paper aims to extend international manufacturing network perspective towards global supply network(GSN) perspective by giving a fundamental thinking ofhow global supply networks (GSN) are constructed andreconstructed under global business environment througha few cases within the food industry. These cases werebasically conducted through interviews with internationalfood manufacturers in Thailand. As a result, the keycomponents of GSN architecture in the food industry areconceptually developed from literature review and casestudies. The GSN architecture comprises of two parts:structural components and infrastructural components.Additionally, the global business environment impacts onGSN structure and reconfiguration in the food industryare also preliminarily concluded in this paper. Finally,directions for future research are then suggested.