Since CBERS-1 was launched in October 1999

it had been running normally more than 4 years to 2004 and received tens of thousands of images.This paper introduces some key techniques

such as removing streaming noise of CBERS-1 images

image enhancement

geometric correction

image mosaic

and color adjustment.What's more

this thesis introduces the work flow and cartography criterions of using CBERS-1 images make China digital mosaic map.