Is there an organization called the "National Backbone Organizing Committee of the Style of a Great Country"?

There is no such organizing committee. The style of a great country and the backbone of the nation is the slogan of the artistic model of the times.

In March 2022, on the occasion of the National Two Sessions, the art world held a major event called "The Style of a Great Country, the Backbone of the Nation—Art Model of the Times". There is currently no relevant organization.

The style of a great country and the backbone of the nation is a newly emerging artistic model slogan. Model:

As for the origin of the word "model", Sun Yi, a native of the Northern Song Dynasty, said in Volume 13 of the book "Luzhai Shierbian" edited by him: "Confucius' tomb has regular script. A model is placed on the tomb of Duke Zhou, so future generations will regard it as a model. "It means a person or thing worth learning from; it is also a role model worth learning from."