The research was conducted in Kabupaten Tasikmalaya from May 20 to June 20, 2021. The purpose of this study was to determine the supply chain management pattern of Cihateup Duck Breeders and to analyze marketing margins and added value in the value chain in the Cihateup Duck supply chain. The object of the research is the business actors of Cihateup Duck husbandry including Breeders, Dealers or Collectors, Slaughterhouses, and culinary businesses. The research method used is the descriptive qualitative analysis method using the survey method. Determination of the sample in this study using a snowball sampling technique as many as 7 people involved in the Cihateup Duck supply chain. The variables analyzed in this study, namely the Cihateup Duck supply chain channel, cost structure, selling price, purchase price, and trading costs. The analysis used to determine the marketing value chain uses Value Chain Analysis (VCA) analysis. The results showed that the supply chain of cihateup ducks only went through one core channel from breeders to collectors and then to slaughterhouses and processed by culinary businesses until finally in the hands of final consumers. Migration of ducks from one supply chain member to another has increased costs and different marketing margins because it is influenced by maintenance costs, transportation costs, changes in live ducks into carcasses, and carcasses into finished products ready for consumption. The marketing margin of the Cihateup Duck supply chain is Rp. 12,000 for breeders, Rp. for collectors. 3,000, a slaughterhouse Rp. 10,000 and a culinary business Rp. 22,000. Keywords: Cihateup duck supply chain, cost structure, selling price, purchase price, trading costs and marketing margin