FILE PHOTO: The logo of Celltrion is seen at company’s headquarters in Incheon, South Korea, October 28, 2016. Picture taken on October 28, 2016. REUTERS/Kim Hong-Ji/ File Photo
FILE PHOTO: The logo of Celltrion is seen at company’s headquarters in Incheon, South Korea, October 28, 2016. Picture taken on October 28, 2016. REUTERS/Kim Hong-Ji/ File Photo