The document discusses the Railway Employees Sangh trade union formed in 1996 in Secunderabad, India to advocate for railway workers' rights and interests. It works to represent all four groups of railway employees - gazetted staff in groups A and B who hold higher positions, and non-gazetted staff in groups C and D for clerical/supervisory and technical/maintenance work. The document also briefly outlines the Trade Union Act of 1926 and Industrial Dispute Act of 1947 that provide legal recognition and protections for registered trade unions in India to safeguard workers' interests.