Requirements:The organization shall take action to eliminate the causes of nonconformities in order to prevent recurrence. Corrective actions shall be appropriate to the effects of the nonconformities encountered.Non Conformance:The corrective action is not clear determined to enable the verification of effectiveness implementation and prevent recurrence.Evidence:- Customer feedback no. 15/002 (Slow machining on site) is identified required actions on customer responsibility. But no action determined for organization internal process/system corrective actions.Also, no record evidence of verification of action taken.