Zhongshan Shangsai Hardware Co., Ltd.

Zhongshan Shangsai Hardware Co., Ltd., also known as Sunshine Hardware, is a professional manufacturer and trading company based in Zhongshan, China, specializing in high-quality door hardware and security solutions. With over 20 years of industry experience, the company operates a 6,000-square-meter factory equipped with advanced machinery, including over 100 punching machines and specialized die-casting and forging equipment. The workforce consists of 301 to 500 employees, including a dedicated technical development team focused on R&D and quality management. The company offers an extensive product portfolio that includes smart fingerprint door locks, hotel locks, keyless entry handlesets, mortise locks, deadbolts, and decorative hardware such as door handles, hinges, and furniture knobs. Their products are engineered to meet international standards, including ANSI, BHMA, CE, and UL...