4.3.2 All QC personnel in different checkpoints shall carry out inspection strictly inaccordance with working instruction,relevant standards and specifications;recording any non-conformance and defect findings to facilitate further dataanalysis.Working instruction,relevant standards,specifications,reference samplesand Inspection records shall be readily accessible at the checkpoints.NOTE:Each CTS/CTQ checkpoint shall be clearly indicated by a sign along withrelevant working instruction in production line.