如何翻译“祝大会圆满成功”最确切？

1。Wish the satisfactory success of conference！

2。（原文参考）I want to wish you all a very fruitful and successful meeting, and thank again the Translators Association of China for their warm welcome and exquisite hospitality.

祝大会圆满成功！再次感谢中国译协的盛情邀请和热情款待。