What are the four major audit firms?

1, PricewaterhouseCoopers (PwC for short): Our firm was formed by the merger of PricewaterhouseCoopers and PricewaterhouseCoopers 1998. Headquartered in London, PricewaterhouseCoopers has more than 200,000 professionals worldwide, providing a series of services such as auditing, taxation, human resources, trading and crisis management.

2. Deloitte: The history of Deloitte Certified Public Accountants can be traced back to 1845, and it is headquartered in new york, USA. By 2024, Deloitte has 345,000 employees worldwide, providing customers with a wide range of professional services including auditing and certification, taxation and law, management consulting, financial consulting and risk consulting services.

3. KPMG: Founded in 1987, headquartered in Amsterdam, the Netherlands, is a professional service organization with a network all over the world. KPMG's business scope covers auditing, taxation and consulting services, and it has more than 265,000 professionals in 43 countries and regions around the world.

4. Ernst & Young: Ernst & Young was founded in 1989 and its headquarters is in London, England. Ernst & Young's business scope includes auditing, consulting, taxation, strategy and trading, and provides consulting, human resources and labor, trading and corporate financing, auditing and taxation services.

5. Audit firms are professional organizations specializing in auditing. Its main responsibility is to audit the financial statements of enterprises independently, objectively and fairly to ensure the authenticity and accuracy of financial statements. The work of audit firms includes but is not limited to evaluating the internal control system of enterprises, auditing the financial statements of enterprises and issuing audit reports.