On November 19^th 2012, according to the verification by Fujian safe production supervision management institution, XSI achieved the “safe production standardization secondary company” certificate, and the certificate is going to expire after three years. Our company started production standardization re-verification in March 2015. According to “The notification of Fujian metallurgy nonferrous construction material machinery light industry textile tobacco industry safe production standardization improvement project three years conduction scheme”, On December 15^th 2015 Xiamen safe production management institution will organize experiments to conduct re-verification for XSI. After strict verification by experiments from Xiamen safe production supervision management institution, XSI acquired safe production standardization secondary company certificate, valid for three years.