These are all kinds of green trees along the road in Kunshan. It is usually trimmed into a ball shape. Its leaves are beautiful in spring. That friend knows what kind of tree this is.

Please compare Baidu pictures.

Photinia fraseri (scientific name: Photinia fraseri) is the general name of hybrid plants of Photinia in Rosaceae. It is a small evergreen tree with leathery leaves and oblong to obovate-lanceolate. The new leaves are spring red, summer green, autumn and winter spring red, the frost color is too strong, and the low temperature color is better. Be a street tree, its pole stands like a torch; Be a hedge and lie like a fire dragon; Pruning and beautifying, the shapes can be varied and the landscape effect is beautiful. Photinia rubra is named for its bright red shoots and leaves. There are two common species: red robin and red lip, among which red robin has bright leaves and good ornamental value. In spring and autumn, the new buds and tender leaves of Photinia rubra are fiery red, with bright and lasting colors and strong vitality. In the hot summer season, the leaves turn bright green, giving people a fresh and cool feeling.