In March 2007, Crucell, the world's sixth largest vaccine company, noticed Adimmune's OEM potential and its use of the Kitasato Institute's fertilized chicken egg technology, and signed a contract with Adimmune that included technology transfer, OEM, a stake of shares, and support in building a flu vaccine plant.
2007 年 3 月，全球第 6 大疫苗廠荷商 Crucell，看上國光的代工能量以及北里的雞胚胎蛋技術，遂與國光簽訂技轉、代工、入股，及協助興建流感疫苗廠等合約。