Final answer:
Guo Xi's work, Early Spring, is a renowned hanging scroll painting from the Northern Song period, displayed in the National Palace Museum in Taipei, reflecting the Shan Shui painting style.
Step-by-step explanation:
Guo Xi, an esteemed Northern Song master, is renowned for his significant work titled Early Spring dated to 1072, which is a canonical example of the Shan Shui ('mountain-water') painting genre. This masterpiece is a hanging scroll that employs ink on silk and is currently housed in the National Palace Museum in Taipei. An interesting insight into Guo Xi's meticulous approach to his art is provided by his son's account; the artist would prepare his surroundings carefully, ensuring a serene and undisturbed state of mind before commencing his work, which is reflective of the philosophical essence of Chinese landscape painting during the period.