RSM McGladrey is one of the four major accounting firms in the world (the other three are Deloitte, PricewaterhouseCoopers, and KPMG). It was founded in the United States in 1964 and mainly provides independent tax services around the world. , accounting and consulting companies provide high-quality international accounting services.

Price Waterhouse Coopers Consulting (referred to as: PwC) is one of the world's four top accounting firms (the other three are Deloitte, KPMG, and RSM McGladrey). It is composed of Price Waterhouse and Coopers It was formed by the merger of accounting firms in London on July 1, 1998. PwC ranks third among the world's private companies in the Forbes global rankings. Its business covers assurance and corporate consulting services, business process outsourcing, financial consulting services, global human resources, management consulting services, etc.