The basic trading rules of fruits and vegetables under the current Wholesale Market Law have been kept for more than seven decades without any changes. However, in the drastic changes of marketing environment such as the sharp upwards of market-share of the Multiples and the apparent increases of imports of agricultural products, the organization and functions of the wholesale market have come out unsuitabilities and inconsistencies with the present situation. It is needed not to add to exceptional articles, but to make drastic reform of the Wholesale Market Law from the point of view of equitable trading and minimizing social cost of marketing. Especially, the Article 37 restricts sell-trading of wholesaler only to licensed distributer, and the Article 44 aims to limit buy-trading of jobbers only from wholesalers in the market. These articles obstruct Wholesale Market suiting for present marketing situation so that the distributers are restricted their selections of marketing channels. Then, this paper purposes to clarify current meanings and defects of this Article, and to analyze the expansion the formal channel by relieving restrictions on the jobber's trading in wholesale market to stabilizing of wholesale quantities and prices of fruits and vegetables.