In the current market, which traditional industries have many problems?

In the billing industry, the fees are opaque, the level of enterprise qualifications is uneven, and the opaque fees make the whole industry very chaotic; There are also limited business development: the internal control system of each agency bookkeeping institution is not standardized and perfect, the quality of personnel is uneven, the economic situation in different regions is obviously different, and most agency bookkeeping institutions lack new business and develop slowly.