According to the "Guiding Opinions of the Zhejiang Provincial Work Safety Committee Office on Strengthening the Management of Enterprise Safety Production Standardization Evaluation" (Zhe'an Committee Office [2012] No. 20) and "Zhejiang Safety Production Supervision Administration" to further standardize the safety production standardization of industrial and mining enterprises The Notice of the Establishment of the Standards (Zhe'an Supervision Comprehensive [2013] No. 128) and other documents stipulates that in accordance with the requirements of the relevant industry safety production standardization assessment standards, the enterprise has passed the comprehensive evaluation of the safety production standardization secondary enterprises, in line with the safety production standardization level two Corporate compliance requirements.