Printing ink raw material control method

The invention discloses an ink raw material management and control method, which comprises the following steps that warehousing registration is carried out according to different ink types, a two-dimensional code label is attached to ink, the ink types can be identified by scanning a two-dimensional code during warehousing registration, and a system stores ink information; printing ink needing to be taken is selected, printing ink information is scanned, whether temperature returning processing needs to be carried out or not is judged, and if temperature returning processing needs to be carried out, temperature returning registration is carried out; if the temperature return processing is not needed, receiving registration is directly carried out; returning registration is carried out, weighing is carried out during returning, and a weighing device feeds printing ink weighing data back to the system; and the system reads the weight of the printing ink before being used and calculates whether the printing ink