The rating wd(pol) refers to the rating of Morningstar. The more stars, the better the original performance of this fund, the highest five stars, a bit like a military rank, the lowest one star. Fund rating has a far-reaching impact on investors' fund selection trend. Fund rating will play an indispensable role in the development of fund industry, which is of great significance to performance evaluation, investment guidance and survival of the fittest in the market.

Rating, pinyin for píng jí, a Chinese character, means to evaluate the level and treatment of cadres. [Scoring] According to a questionnaire, check a person's performance in these aspects one by one, and estimate his characteristics and qualities (such as interest, ability, attitude or personality).

Credit rating, also known as credit rating, is a social intermediary service that provides credit information for the society or provides decision-making reference for the unit itself. Originally produced in the United States in the early 20th century.