Original Chinese Language Institute teachers have conducted individual and group Mandarin classes to professionals from many renowned companies include:

Australian Trade Commission Australian Consulate-General American Airlines Bain Consultant Company Ball Asia Pacific Bloomberg Cable Communications Canada Royal Bank CNN Credit Suisse DBS Bank Deloitte Goldman Sachs HP HSBC IBM JP Morgan Princess Margaret Hospital Richemont South China Morning Post Spanish Trade Commission The Thomson Corporation The Hong Kong Polytechnic University UBS Weber Shandwick Worldwide