(2nd LD) China-backed AIIB approves first 4 loans worth $509 million

(ATTN: ADDS next year's meeting on Jeju Island in paras 7-9)

BEIJING, June 25 (Yonhap) -- The China-backed Asian Infrastructure Investment Bank (AIIB) has approved its first four loans worth US$509 million as the bank held its first annual meeting.