
China Supply 38mm 38/400 Unishell Cap Metal Screw Cap for Bottles OEM ODM RoHS/Reach Compliant FDA Test Report. Pharmaceutical-Grade Hygiene: Produced in ISO9001-certified Class 10,000 cleanroom for strict quality control. Fully Customizable Design: Customizable sizes, colors, finishes, printing, and branding elements. Patented Precision Technology: Proprietary manufacturing techniques ensure high-precision closure solutions. Premium Material Options: Available in high-quality tinplate and aluminum with excellent sealing integrity. Eco-Friendly & Safe: Meets global safety regulations and supports corporate sustainability goals. 30 Years of Expertise: Manufacturer with over 30 years of experience in precision engineering. Global Delivery Capability: Factory direct supply with competitive pricing and reliable overseas shipping. Versatile Application Range: Ideal for medicine, essential oils, nutraceuticals, liquor, and cosmetics.