
Luxury Nano Anti-Scratch Double Bowl Quartz Stone Kitchen Sink Restaurant Dish Wash Sink Composite Grey Granite Sink in Factory Price. Premium Material Composition: Crafted from 80% Quartz and 20% Resin granite for superior durability. Nano Anti-Scratch Technology: Features Mohs hardness level 8 for long-lasting scratch resistance. R15 Rounded Design: Rounded corners facilitate easy cleaning and maintenance. OEM and ODM Customization: Supports flexible, minor, and full customization from designs or samples. Extended Warranty Coverage: Comes with a 5-year guarantee for mechanical defects. Established Manufacturer: Company founded in 1998 with over 25 years of industry experience. Large Scale Production: Operates a 30,000 square meter workshop and warehouse facility.