Are Lu's paintings worth collecting?

Worth it. According to the relevant information on the resume website, Lu's works have participated in the whole painting and calligraphy exhibition many times and won awards. His paintings and calligraphy works were selected in Selected Works of Contemporary Calligraphers, China's Complete Works of Painting and Calligraphy for the Aged, and Chinese Dragon Book, and were awarded honorary titles such as "Virtue and Art" and "Contemporary Calligrapher of Bai Jie, China".