服务业劳动生产率的提高，是一个全世界历史经验的难题，所以一个结构的挑战

The improvement of labor productivity in the service industry is a problem of historical experience all over the world, so a structural challenge requires a structural approach. Today, technology and innovation become particularly important. In the entire service industry, the large-scale introduction of technology and the introduction of artificial intelligence have become particularly important.

The improvement of labor productivity in the service industry is a difficult problem of the world's historical experience, so a structural challenge is to be adopted by means of structure. Today, science and technology and innovation are particularly important. Across the service industry, the introduction of technology on a large scale and the introduction of artificial intelligence have become particularly important.

The improvement of labor productivity in service industry is a difficult problem in the world's historical experience, so the structural approach should be used to challenge a structure. Today, technology and innovation become particularly important. In the whole service industry, large-scale introduction of science and technology, the introduction of artificial intelligence has become particularly important.