On April 21, 2016, CHA Biotech Co., Ltd. closed the transaction. The fifth series bonds included participation from new investors Kiwoom Securities Co., Ltd., Investment Arm for KRW 9,000,000,000, SBI Savings Bank Inc., Investment Arm for KRW 4,000,000,000, Anda Cruise Private Investment Fund No. 1 for KRW 4,000,000,000, GMB Investment Co., Ltd. for KRW 2,000,000,000, and IBK Capital Corporation for KRW 1,000,000,000.