An East-China auto-parts supplier · ~1,200 people
问题
Traceability by flipping ledgers: a batch fails, three shifts flip two days of paper, audit evidence relies on memory
做法
Serial, batch, fixture, person and equipment bound to the same work order; first/last article, patrol, post-4M-change first inspection on batch, tolerance auto-judged; assembly and key parts interfaced two-way with ERP.
“On audit day, the material they asked for was pulled up on one screen.” — Quality manager · auto-parts manufacturer