The old mechanical and electrical products referred to in these Measures refer to mechanical and electrical products that have one of the following situations:

（1） Equipment that has already been used (excluding pre use testing and debugging) and still has basic functions and certain usage value;

（2） Unused but beyond the warranty period (non warranty period);

（3） Unused but stored for too long, resulting in significant tangible damage to components; 

（4） Mix packing new and old components; 

（5） Refurbished.