health &safety, and shooting regulations.

Before Shooting Can Commence, these regulations must be met.
(1) Having the name and articles of association of the movie production unit;
(2) Having the controlling unit and the competent organ which is recognized by the administrative department for radio, movie and television under the State Council;
(3) Having a well-defined scope of business;
(4) Having an organization adapted to the needs of its scope of business and a staff of professionals;
(5) Having funds, premises and equipments adapted to the needs of its scope of business;
(6) Other conditions provided for in laws and administrative regulations.

Ultimate responsibility for health and safety lies with the employer. In the film industry this may be the investor/client, producer, production company, contractor, designer, supplier, facilities company or studio.
All film occupations have a health and safety element attached to them, but the following specialist staff are also employed to ensure adequate protection for cast and crew.
Must have a unit nurse on set at all times. Paramedics and other paramedical staff, such as chiropractors, osteopaths, and physiotherapists, are also required at some points on set.

(http://www.hse.gov.uk/business/law.htm)
1 Decide what could harm you in your job and the precautions to stop it. This is
part of risk assessment.
2 In a way you can understand, explain how risks will be controlled and tell you
who is responsible for this.
3 Consult and work with you and your health and safety representatives in
protecting everyone from harm in the workplace.
4 Free of charge, give you the health and safety training you need to do your job.
5 Free of charge, provide you with any equipment and protective clothing you
need, and ensure it is properly looked after.
6 Provide toilets, washing facilities and drinking water.
7 Provide adequate first-aid facilities.
8 Report injuries, diseases and dangerous incidents at work to our Incident
Contact Centre: 0845 300 9923
9 Have insurance that covers you in case you get hurt at work or ill through work.
Display a hard copy or electronic copy of the current insurance certificate where
you can easily read it.
10 Work with any other employers or contractors sharing the workplace or
providing employees (such as agency workers), so that everyone’s health and
safety is protected.

i'll bite my tongue till it bleeds and i doubt you'll even know.