Simplify the following text for a Grade 16 native English-speaking person.
Original: The Cadet Forces Medal is awarded to recognize long and efficient service by Commissioned Officers and non commissioned adult instructors of the UK Cadet Forces : The Army Cadet Force , the Air Training Corps , the Sea Cadet Corps and Combined Cadet Force , and Commissioned Officers of the New Zealand Cadet Forces .
Simplified: The Cadet Forces Medal is given for long and good service by commissioned officers and non commissioned adult instructors of the UK Cadet Forces : The Army Cadet Force , the Air Training Corps , the Sea Cadet Corps and Combined Cadet Force , and commissioned officers of the New Zealand Cadet Forces .