Cixi Dingfeng Metal Products Co., Ltd.

Cixi Dingfeng Metal Products Co., Ltd. , headquartered in Longshan Town, Cixi City, Ningbo, is a leading manufacturer specializing in the R&D, design, production, and sales of multi-functional hydraulic hinges. The company originated from YoulanDa Electric Appliance Co., Ltd., founded in Yongkang, Zhejiang in 2006, and was renamed and relocated to Cixi in 2010.   Operating under the brand XFENG, Dingfeng is recognized in the building hardware industry for producing high-quality, high-safety hydraulic hinges. Unlike many competitors that rely on external suppliers, Dingfeng manufactures and assembles all core components in-house using advanced production lines and professional equipment. The core parts are made of premium alloy steel with an industry-leading hardness of 58°–62°, ensuring exceptional durability and performance of over 500,000 closing cycles.   Key product features include silent closing, hydraulic cushioning, windproof protection, pinch prevention, and positioning be…