On January 23, 2026, KLEIN Intelligent Technology (Shandong) Co., Ltd. (hereinafter referred to as “KLEIN”) welcomed four distinguished guests from the Middle East. Traveling thousands

As home security demands evolve, 2025 marks a breakthrough year for smart door and window technology. The new generation integrates AI-powered anomaly detection—including break-in sensors

Discover the architecture secret to light and openness—ultra-slim framed doors and windows. 15% larger visible glass area – Maximizes natural daylight and visual comfort2× structural strength –

Introducing a revolution in architectural materials: aerospace-grade aluminum-lithium alloy systems. These windows and doors offer: 40% weight reduction for easier installation and larger formats 480MPa tensile