I made a video about all the supertall projects going on in Shenzhen:
In total we can count 101 projects now: 76 will be 300m-399m tall, 12 will be 400m-499m tall, 5 will be 500m-599m tall and 8 will be above 600m tall.
Five of this projects are already completed, 11 under construction, 14 site preperation and 71 proposed. Many of the proposed ones are concepts.
• Video Link