Creating a flawless porcelain sculpture requires meticulous attention to detail, especially when assembling multiple components. One of the most common challenges is material shrinkage during the kiln-firing process. Porcelain clay contracts as it dries and fires, often leading to misaligned joints or cracks if not accounted for in the design phase.

Another hurdle is achieving precise dimensional accuracy. Even minor deviations in mold-making or hand-sculpting can result in ill-fitting parts, compromising the sculpture's structural integrity and aesthetic appeal. Additionally, the fragility of porcelain demands careful handling during assembly, as excessive force can cause breakage.

Artists also face difficulties in balancing artistic vision with technical constraints. Intricate designs may require unconventional joining techniques, which can be time-consuming and prone to failure. Lastly, environmental factors like humidity and temperature fluctuations during drying and firing can further complicate the process.

Mastering these challenges requires a blend of experience, patience, and innovative problem-solving, making porcelain sculpture a true test of craftsmanship.