Hello, according to your question. Is Cathay Pacific true? Answer Beijing Guotai is a formal appraisal company, but the business scope of national appraisal rating is very wide, including the rating and evaluation of coins and works of art, as well as antique auction. It is the most authoritative rating and evaluation institution in China. It not only has a complete production and operation certificate, but also has a national professional master's degree, which can provide high-quality services for the user groups of enterprises.