In 2014, our company began to undertake the installation of wall panels for the inner fairing sensors of chang 4, chang 5 and chang 6 of Shanghai aerospace equipment manufacturing general factory. The feature of the parts is "light, thin, fine", the processing difficulty is very high, and the yield is quite low。SunFeng machinery after receiving the task, the deployment of a fairly rich technical experience of workers, and the establishment of a "post two system" and some auxiliary technological means before the quality rate of less than 50% to 98%, the eight academy of aerospace leadership highly praised。