?????? ??????? ???????? ????? ???????:

1. ??? ????? (???? ????? ???????? + 25% ???? ????)

2. ??? ??????? (PU ??????? ???????? ???????? ????? ??????? ?????? ??????)

3. ???? ???? ???????

4. ???????? ??????????

5. ???????? ???????.

YIRONG ???? ??????? ??? ???????? ?????? ?? Caster Co. ???? ???过程 ???????? ?????? ?????? ?????????.