KPMG: KPMG is one of the leading professional service organizations in the world, providing audit, tax and consulting services.
Sibo Consulting: Sibo Consulting is a leading management consulting company in China, providing strategic planning, salary performance management, human resource management, lean production, supply chain management and other services.
PricewaterhouseCoopers (PwC): PwC is one of the largest professional service organizations in the world, providing audit, tax and consulting services.
Gallup: Gallup is the world's leading management consulting and human resources company, providing services such as strategic planning, organizational change and leadership development.
McKinsey: McKinsey is a leading management consulting company in the world, providing services such as strategic planning, organizational change and leadership development.
Bain: Bain is a leading management consulting company in the world, providing strategic planning, organizational change, leadership development and other services.
The above are just some well-known consulting companies for reference only. When choosing a consulting company, I suggest you choose a consulting company that suits you according to your own needs and actual situation.