Credits to @amamiya, I just pick up the essential parts of his CSUE(Cities Skylines Urban Expressway) Pack to make it far easier to build beautiful intersections.

Chinese assets to fill your city with socialism.

A complete collection of my street creations with customized decorations. To use them please click on each item to see the required objects.

A series of parks, plazas and car parking flooded by roses XD.