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xiehua

第八单元 保险讲义
2307
第七单元 包装讲义
2306
第六单元 支付讲义
2008
第五单元 订单与合同讲义
2305
第四单元 发盘与还盘讲义
2013
第二单元 建立业务关系讲义
2016
1.2 form and principles of a business letter
2289
1.2 form and principles of a business letter
2039
1.1 main parts of a business letter
2294
1.1 main parts of a business letter
2054
6.4 payment-other payment terms
107
5.2 orders and contract - initial orders and acknowledgement
107
5.1 orders and contract - introduction
106
6.1 payment-introduction
2047
9.1 shipment-introduction
2373
9.2 shipment-urging shipment
2049