This document specifies the technical requirements, test methods, inspection rules and marking, packaging, transportation and storage of regenerated tungsten and molybdenum-based hydrogenation catalysts. This document is applicable to regenerated tungsten produced by using the nickel-containing molybdenum (tungsten), cobalt-molybdenum (tungsten), and tungsten-molybdenum-nickel deactivated catalysts replaced by petroleum oil equipment as raw materials, and using the air combustion method to restore the original activity of the catalyst. Molybdenum based hydrogenation catalyst.