Is it correct to comprehensively promote the construction of a healthy China?

That's right. "Promoting the construction of a healthy China in an all-round way" is an economic term derived from the 14th Five-year Plan for People's Republic of China (PRC)'s national economic and social development and the outline of the long-term goal in 2035. According to the query data, it shows that promoting the construction of healthy China is an opportunity period to promote the vigorous development of national fitness, so the theory is correct.