HCT by kdc/one | 27,883 followers on LinkedIn. Global cosmetics manufacturer with full service, end-to-end turnkey solutions. | HCT by kdc/one is your global partner in cutting-edge formulation and packaging innovation, offering seamless, end-to-end turnkey solutions that bring your vision to life faster than ever. Our integrated team of world-class experts in packaging, formulation, brushes, accessories, and devices is here to guide you through every step of the design and development journey—from initial concept to a flawless final product. As a proud member of the kdc/one network, HCT benefits from the strength and expertise of a trusted global leader in beauty, personal care, and home care.