My grandfather is a company’s security, he said the company now installed time attendance security door, really good, each into a person above all that, he said the work is very convenient, grandpa also love their work now, Grandpa said time attendance security door good, now a lot of companies are using the time attendance security door, it also brings convenience to the factory, grandpa go to work every day is two shifts, dad didn’t want to work on the old grandpa, at home keep, grandpa is a workaholic, he said he has been at home is boring, have a good job, Dad no way, could not convince my grandpa, Grandpa was very happy to work.