init frist
add choice list for scan
fix bug for form1
fix bug for print lable, wait 3 seconds
fix auto find in bending list with part
fix auto find in bending list with part
fix bug
fix bug, add EF
add pi
fix printqty
fix pi scan
fix pi scan
fix pi scan 002
fix pi scan 003
fix pi scan 003
fix pi scan 004
fix pi scan 005
fix pi scan 006
fix pi scan 006
fix bug find by item