ETHIO-HONG KONG COMPANY LIMITED

JIAHUA INVESTMENT CO., LIMITED

IMMENSE MARINE LIMITED

OEX INVESTMENTS LIMITED

Fortuneland Investment Holdings Limited

KOREA LUCKY BIRD INT'L IND. LIMITED

CENTRAL VASCULAR CLINIC LIMITED

CHOW TAI FOOK FINANCE LIMITED

DRAGON KINGDOM INTERNATIONAL GROUP LIMITED

HONOUR INTERNATIONAL MEDICAL SERVICE LIMITED

EH GROUP INTERNATIONAL LIMITED