英语表达：在这里，我们想要感谢王先生一直以来对于该项目的实施给以的支持和帮助。

比较正式的说法：

Hereby we would like to extend our gratitude to Mr Wang for his lasting support and help on the implementation of this project.

Now at here we would like to express our gratitude to Mr.Wang for his lasting support and help to this subject.

Here, we'd like to appreciate the supports and assistance which Mr. Wang has been offering along with the the implementation of the project