Punishment measures include administrative punishment, judicial investigation, public supervision and exposure.

1. administrative penalty: restaurants that illegally sell vacuum-packed roast duck may be subject to administrative penalties, such as fines, suspension of business, revocation of licenses, etc.

2. Judicial investigation: Serious violations may lead to criminal responsibility, leading to criminal prosecution and penalty.

3. Public supervision and exposure: Relevant departments and media may publicly expose illegal food and beverage outlets and release information warning consumers to pay attention to food safety.

the actual penalties will vary according to local laws, policies and regulations of food regulatory agencies. If you want to know more specific information, it is recommended to consult the local food supervision department or legal professionals.