Is it illegal to grow Parthenocissus tricuspidata?

The factory building is not a building and ancillary facilities, so there is no violation. ...

There is a reason why the property prohibits planting plants on the roof. This is the quality of buildings in China, especially the waterproofing of walls and roofs. It will be very troublesome in case of water leakage. Although roof greening is advocated now, the premise is that it will not affect waterproofing. If the roof is covered with soil or containers are placed for planting, water will often accumulate on the floor. So, you have to understand, there is no way.