1. The certificate of China Academy of Art is issued by China Academy of Art, mainly to identify and certify the artist's works, confirm their artistic and historical values, and prove the authenticity and reliability of the works. This kind of certificate is usually the appraisal and evaluation of artistic works, including paintings, sculptures, ceramics, jade articles, antique cultural relics and so on.
2. China Calligraphers Certificate is issued by China Calligraphers Association, which mainly evaluates and certifies the calligrapher's calligraphy level, confirms his calligraphy attainments and level, and proves his identity and qualification. This certificate is usually the evaluation and certification of calligraphers, including hard pen calligraphy, soft pen calligraphy, seal cutting and so on.