Suzhou "Height" Repeatedly Refreshed

Suzhou is China's key scenic tourist city, one of the four China’s key environmental protection cities and also one of the central cities of the Yangtze River delta. Suzhou abounds in pretty girls.
With the development of Suzhou economic development, the city "height" is refreshed again and again. Half of 35 skyscrapers have been started to build.
In the first half of 2009, new area Shangri-la hotel was open. Its height is 232m;
June 17th, in the same year, Suzhou new landmark architecture-Gate of the Orient JinJiHu west bank began to build. Its height is 278m and it becomes the highest building in Suzhou;
During the construction process of Gate of the Orient, global 188 project, not far from the west of Gate of the Orient, occupied the "the highest position";
Within a year, Suzhou International Financial Center come up to the highest architecture. Its height is 450m;
This year Suzhou Central Square will break record and add 50m. The following is Suzhou Central Square architectural visualization/3d rendering.
Architecture becomes higher and higher? What does it stand for? Thinking…

architectural rendering