NATIONAL HU-WEI AGRICULTURAL & INDUSTRIAL VOCATIONAL HIGH SCHOOL
등록번호
Patent No: R.O.C. 103216117
등록일
2014-12-15
When you want to pick up a pin in a box, it is very often that you might get yourself hurt . What is more, when pins are stored in a box , it is likely that you might just forget it somewhere. Therefore, we invent this
this interesting pin which is not only stylish but also easy to collect from the bulletin board.