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The company has developed to become the suppliers of architectural security systems in Indonesia in providing door and window accessories such as door handle, lock case, cylinder, hinges, padlock, door closer, doorstop, patch fitting, and garage railing system. SOLID GRADNO has more than eight hundred products in its product range and is available in choices of color. The customer has the benefit of choosing its product to meet the need, type, design, and color of their preferences.