Ningbo Ruiyi Hardware Co., Ltd.

Ningbo Ruiyi Hardware Co., Ltd. is a precision screw manufacturer integrating manufacturing, inspection, and sales, with its own brand “RY”. The company produces and sells machine screws, self-tapping screws, hex socket screws, wood screws, combination screws, fiberboard nails, rivets, and other precision fasteners, using stainless steel and carbon steel. Manufacturing processes include cold forming/initial forming, thread forming for screw shafts, and in-process and final inspection to verify dimensions, appearance, and performance. Quality control is supported by an ISO 9001 quality management system and a structured inspection flow covering IPQC/PQC and FQC acceptance, including traceability records and corrective/preventive actions. Products meet multiple standards including GB, ANSI, DIN, JIS, and ISO, and the company also provides non-standard customizations. Its precision fasteners serve industries such as electronic communications, aerospace and military industry, rail transit, smart equipment, medical devices, new energy, environmental protection, and construction.

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