Cassia/Cinnamon (Cinnamomum cassia) from Vietnam is mostly harvested in Yen Bai, Lao Cai, Quang Nam province. Total area of cinnamon cultivation is more than 150,000 ha. The annual quantity is 30000 tons and 90% of total production fresh cinnamon is from Yen Bai where is located in the North mountain areas of Vietnam.