Please give me some slogans for project completion!

I have drawn up a few items, the poster can choose and use them, just replace xx with your corresponding place name:

1. A century-old plan, quality first!

2. Warm congratulations on the successful completion of the xx tunnel project!

3. Create a great cause for a thousand years and realize a century-old dream!

4. Make great achievements and build a harmonious new xx!

5. The day when the xx tunnel project is completed, the xx economy will take off!

6. Unite as one, seek truth and be pragmatic to achieve great results; unite as one, develop rapidly and achieve brilliance!

7. Complete the xx tunnel and open the way for xx people to get rich!

8. Warmly welcome leaders at all levels to the completion ceremony of the xx Tunnel Project!