Manual and Machine Work × Required Skills: Quality Control
2 jobs found.
Watch Glass Manufacturer
Specialized profession that manufactures glass parts used as watch crystals from raw material blending through forming, polishing, and coating in an integrated process.
Metallic Thread Manufacturer
Artisans who twist metal wires together to manufacture decorative gold and silver threads. Using manual work or specialized machines, they adjust the twist strength and luster of the threads, supplying high-value materials for textiles and embroidery.