CHA Bio & Diostech Co., Ltd. (KOSE:A085660) agreed to spin-off camera lens and optical science business division to the shareholders of CHA Bio & Diostech Co., Ltd. on December 26, 2013. Post spin-off a new company will be established and named as Diostech Co., Ltd. and will be listed on stock exchange and CHA Bio & Diostech will operate bio business division and is expected to be renamed as Chabio Co., Ltd. The transaction was resolved by Board of Directors of CHA Bio & Diostech on December 26, 2013. Shareholders of CHA Bio & Diostech Co., Ltd. approved the transaction on March 31, 2014. The transaction is expected to be completed on May 2, 2014. As per amendments done on January 23, 2014, transaction now is expected to be completed May 1, 2014. As of March 17, 2014, it was announced that the expected closing of the transaction has been changed from May 2, 2014 to May 7, 2014.

CHA Bio & Diostech Co., Ltd. (KOSE:A085660) completed the spin-off of camera lens and optical science business division to the shareholders of CHA Bio & Diostech Co., Ltd. on May 2, 2015. The camera lens and optical science business division is now known as Chadiostech Co., Ltd. The shareholders received approximately KRW 140 billion.