<h1>SION C1308 suspended: Export wheel wrench input rules require 1.79 kg imported steel per 1 kg export, inputs verified</h1> Standard input-output norms for a wheel wrench (SION C1308) under engineering products list the export item weight as 1 kg per unit and permit import of alloy/non-alloy steel bars/rounds/billets as inputs at an allowed input ratio of 1.79 kg per kg of exported content. The SION was suspended by the relevant public notice dated 03-05-2024. Applicants must ensure imported inputs match those prescribed and are actually used or required in the manufacture of the exported wheel wrench, with proportions determined as specified.