jgg     2009 29 (6):  123-125    ISSN: 0412-1961  CN: 21-1139/TG EVALUATION OF GRAVITY FIELD MODELS EGM2008 AND EGM96 APPLIED IN CHINESE AREA Rong Min; Zhou Wei ;and Chen Chunwang 61363 Troops , Xi’an 710054 Received: 1900-01-01  Revised: 1900-01-01  Online: null Supporting info null