Are the calligraphy and paintings of gold calligraphers valuable for collection?

Yes

The calligraphy and painting of gold calligraphers have certain collection value. Jin is a calligrapher who has loved calligraphy since childhood. His works strive to integrate the charm of ancient calligraphers, learn from others and form a unique style. In 2002, he won the gold medal in the painting and calligraphy exhibition of China International Scientific and Cultural Achievements Expo, and was awarded the title of "China Powerful Painter" by many departments.