for new customers:
A) customer inquiry
B) check customer's background before signing contract
C) quotation
D) price negotiation
E) payment terms
F) delivery terms
G) packing requirement
H) insurance terms
i) receive PO
J) get items
K) packing
L) type packing list
M) call courier receive stuff
N) type invoice
O) filing
前後,或中間有漏,請提出補充