Synopex Inc. (KOSDAQ:A025320) announced a private placement of 21st series unregistered unsecured private convertible bonds for gross proceeds of KRW 20,000,000,000 on December 15, 2017. The security will be issued at par. The bonds have a yield to maturity of 4%, carry a coupon of 1% per annum and would mature on January 23, 2021. The bonds are 100% convertible into 4,576,659 common shares of the company at an exercise price of KRW 4,370 per share between January 23, 2019 to December 22, 2020. The transaction will include participation from True Invest Fund. The subscription will be received on December 15, 2017 and the transaction is expected to close on January 23, 2018.