45% market shares grabbed by 4 big wholesalers.

The top 4 leading drug wholesalers took about 45% shares of the total drug wholesale markets, which may accelerate other domestic drug wholesalers to get merged for the establishment of the nation wide sales networks.

As of 2002 the total drug market volume was 6,400 billion won, which was 5.5% up from the previous year, and of which the drug wholesale market occupied by 55% with 3,500...