Dear Mr. / ms.:
Hello! The new year coming, to thank you for your support of our work over the past year, the company specific to years months days in (place) held a new year's party. On behalf of the company all staff, look forward to your arrival!
Merry: everything goes well with your work!
company
20xx.12.26
尊敬的先生/女士：
您好!新的一年马上到来，为答谢一年来您对我们工作的支持，公司特定于xx年xx月xx日在(地点)举行元旦晚会。在此，仅代表公司全体员工，期待您的到来!
顺祝：商祺!
x公司
20xx.12.26