5100 化妝品有限公司 is a Hong Kong-based cosmetics company specializing in OEM and ODM brand contract manufacturing services. They provide complete production services including mixing, filling, and packaging with world-class advanced automation equipment, ensuring the highest quality and efficiency. Their factory operates under international GMPC production standards with ISO 22716:2007 and US FDA GMPC certifications for 2022-2025. The company takes pride in 100% Hong Kong-based production and collaborates with local clients and globally renowned brands. Their facilities include fully automated production lines, R&D laboratories, and a cleanroom environment meeting GMP standards. They emphasize strict quality control with professional monitoring teams and offer product testing and safety reporting. With their focus on technology investment and leading industry standards, 5100 Skincare strives to provide superior cosmetics manufacturing and product development services.