Article 1. The Organization which, having those who are to become the employees defined under the provisions of Paragraph 2, Article 2 of the Public Corporation Labor Relations Law (hereinafter referred to as "the employees" ) as its main constituents, in existence at the time of enforcement of the Public Corporation Labor Relations Law (Law No.257 of 1948)(hereinafter referred to as "the Law" ) and shall satisfy the requirements provided for by Article 2 of the Trade Union Law (Law No.51 of 1945) shall become the labor union (hereinafter referred to as "union" ) covered by the Law at the time of enforcement of the Law, and shall continue its existence.