Dragon Brand Superior Jin Si Yan Concentrated Bird's Nest is prepared from meticulously selected superior quality Jin Si Yan Bird's Nest. The product is then produced under stringent HACCP Food Safety Control system and coupled with advanced bottling technology. The product is sterilised entirely by heat with no preservatives, artificial colouring or flavouring added. It must be refrigerated and consumed within a week once the cap is opened. Ensuring that every bottle produced is of the highest quality is our commitment and promise to you.