What is the largest local government office building in China?

Foshan Shunde District Government Building, a luxury five-star hotel level. Harbin Municipal Government Building, the largest and most majestic

In ancient times, there was a rule that officials did not build yamen, but in the "new" China , overthrow everything, the ruling class, enjoy the most, the best and the most expensive things, the corruption is so great that it is rare in the world.