100packs Stop Working Authority Card - Red, Remind Employees to Stop Unsafe, Unsure and Concerned Work Stop cards it guarantees seamless compatibility with

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100packs Stop Working Authority Card - Red, Remind Employees to Stop Unsafe, Unsure and Concerned Work Stop cards it guarantees seamless compatibility with100packs Stop Working Authority Card Red, Remind Employees to Stop Unsafe, Unsure and Concerned Work [100 Pack stop work cards with card holders and lanyards] Stop work if unsure unsafe concerned. [AUTHORITY AND OBLIGATION ] Stop work card is authorized by the company. So be bold with your decision. [ FUNCTION] 1. Stop work if unsure: it can make people work better and more efficiently. 2. Stop work if unsafe: it make it safer for people to work.