Select high-quality as the . The growth cycle exceeds two and a half years and is not easily deformed to sound quality and smoothness. Each has a consistent size, which can create more stable sound and achieve great music . You can prepare some s for replacement, which can effectively extend the service life of the -range clarinet. The U-shaped cutting process s stable vibrations, low resistance, crisp sound, uniform thickness of the edges of the , and even cutting. Hand harvesting, using digital production technology, can achieve excellent response in all registers.