CUHK consulting: providing consulting+training +IT overall solutions, with a wide range of consulting business, and its specialty is strategy, organization, culture, manpower and operation.
Hejun Consulting: The basic business structure is consulting+capital+business.
The core business is strategy, human resources, brand marketing, process information, book management, education and training.
The core business of Peking University is enterprise development strategy, organizational design, human resource management, marketing management and financial management.
The cornerstone of China: the core business is agriculture, machinery and equipment manufacturing, consumer electronics, IT, etc.
AMT: The core business is group control, business analysis, process management and risk management.
If you want more information, you can check it on the official websites of these consulting companies.