Since the year 2009, Gravel Industries Co. Ltd (Gravel Enterprise HK Co. Ltd) has been investing and developing the technology of thermal plastic injection mold and zamak casting mold and their volume mouding parts. Gravel owns the professional mold design and and manufacture engineering team and excellent sales groups after many years practice. Whole team people are persistently pursing the company mission to provide our customers with high quality products and excellent service.

We design and build the plastic injection mold and castig mold for customized cosmetic products, and finish the mass production of plastic and zamak products.