你好Dear ...As you know, CNY will be on 31th. January.To make sure we can supply you the goods in time, we need to make plans for the production in advance.Hence, I am writing to confirm if you have a...谢谢，I am writing to confirm if you have any new orders for us. 加上12-1月呢？

不好意思看漏了

加上12-1月就是：I am writing to confirm if you have any new orders for us from December to January