A new v e r s i o n of t h e FEM-FIM-IAP combination system i s being b u i l t i n t h e I n s t i t u t e of Quantum Optics and F i e l d Emission a t t h e Huazhong Normal University. With a s p e c i a l l y designed c o n v e r t i b l e chevron channel p l a t e assembly, kinds of power s u p p l i e s and a pulsed l a s e r , t h e system can work n o t only a s t h e conventional FEM, FIN o r IAP b u t a l s o i n somewhat new modes. Using it we can g e t comparable d a t a from t h e same sample i n d i f f e r e n t ways.