lab diamond engagement rings is manufactured based on high-quality materials. It has the advantages of corrosion resistance, alkali resistance, and oxidation resistance. Moreover, it is excellent in wear-resistant, drop-resistant and pressure-resistant performances.
The product features contour sharpness. It adopts advanced UV-cured materials for exceptionally crisp prototypes which allow to mold and reproduce flawlessly.
Not only has specialized and standardized production plants and workshops, but also masters first-class production technology and processing technology, and has established a complete quality management system and strict cost control system to produce products with excellent performance and reliable quality provided strong conditions.
Tianyu gems has been passed various kinds of tests. It is tested for torque, tension, compression, flammability, resistance to corrosion and repeated and prolonged wear.