上海进出口贸易公司(SHANGHAI IMPORT AND EXPORT CO.LTD.)于2007年3月1日与澳大利亚客户MANDARS IMPORTS Co.Ltd.签定一份订购合同。内容如下：
　　　　　　　　　　　　　　　　　　　　 PURCHASE CONTRACT
　　　　　　　　　　　　　　　　　　　　　　　 P/C N0.：070101
　　　　　　　　　　　　　　　　　　　　　DATE：MAR.1[^st]，07
　　　THE SELLER：　　　　　　　　　　　　　　　　　　　　　THE BUYER：
　　 　 Shanghai Import and Export Co.Ltd． 　　　　　　　　　　　　　 Mandars Imports Co.Ltd．
　　　Address：No.1321 Zhongshan Road． 　　　　　　　　　　　　　　　　38 Queensway.2008
NSW Australia
　　Shanghai，China
　　 We hereby confirm having sold to you the following goods on terms and conditions as stipulated bellows：
　　 Description of goods：
Ladies Denim Skirt
Exactly like Artwork，but change the main label position to center back and cancel the zipper．
Fabric：
99% cotton 1%Elastic Construction：11×16+70D/88×46
Washing：
blue-grey like our sample no．MA212090
Changing：
Please put the Mandars hangtag not in center back，but in seam．
Please print at the back side of the
care label：
Product from Mandars 2008 NSW/AUSTRALIA
Packing：
Flat pack without folding 6 pieces assorted sizes per polybag，3 polybags in a master polybag and then into an export carton．
Maximum sizes of export cartons：
Length WidthHeight
60 42 variable
Color：Blue/grey
Marking of the cartons：
As per our information
Hangtag：MANDARS
Main label：MANDARS
Care label：
With correct Composition&washing instruction
Samples：
Counter samples：3 pieces in size 38 ex Shanghai 2007.3.15
Samples：
2 pieces in size 38 ex Shanghai 2007.4.20
Pre-production samples：
The Pre-production samples should be made after the fabric haVe been tested and passed by ITS Shanghai Branch，
Then will be sent to customers’quality assurance department．"Go" for production can only be given after their approval．
Payment：
By confirmed and irrevocable L/C payable by beneficiary’s drafts at 60 days after B/L date sight and remain valid in China for further 16 days after shipment．
Price Terms：
AUD7.00 per piece FOB Shanghai
Quantity：
18000 pieces
Amount：
AUD126000.00
Delivery Date：
2007.5.30Ex Shanghai by sea/Maersk
To Sydney，Australia with partial and transshipment allowed
Delivery Address：
Mandars Imp.Co.
Atm：Ken
Shipping agent：
National Containers Ltd
Size and color assortment．

1 size	36	38	40	42	Total
1 Blue grey	3000	6000	6000	3000	18000

Denim skirt with lace	36	38	40	42
A．waist	36	38	40	42
B．waist height	4	4	4	4
C．hip，18 cm incl.waistband，straight	47	49	51	53
D．bottom complete round measured	209	213	217	221
E．1ength at CF	58	58	58	58
F．back length at CB	60	60	60	60

Purchase conditions：
All garments manufacturers must meet the minimum manufacturing standards，comply with the SA8000， and all garments should be AZO-free and no nickel press buttons are used．
SELLER：Shanghai Import and Export Co.Ltd.BUYER：Mandars Imports Co.Ltd
销售合同审查操作
将下列合同条款译成中文并回答相关问题：

合同规定何种支付方式，具体内容如何