Founded in 1992, Tangshan Joyfident Energy-saving Technology Co., Ltd. is a specialized en- terprise dedicated to the R&D and manufacturing of high-performance energy-saving doors and windows. Strategically located in Caofeidian, the "Pearl of Bohai Sea," our modern pro- duction base spans 60,000 square meters and features a 20,000-square-meter workshop equipped with state-of-the-art German imported aluminum-clad wood processing equip- ment. With an annual production capacity of 10o,0o0 square meters, we specialize in manu- facturing premium energy-saving products including aluminum-clad wooden windows, pure solid wood windows, aluminum-clad wooden curtain walls, and custom sunrooms, combining innovative technology with exquisite craftsmanship to deliver sustainable and elegant build- ing solutions.