All raw materials, such as acoustic panels, glass, and insulation foam, are thoroughly inspected for quality, density, and sound absorption capabilities before production begins....

Advanced machinery and strict fabrication protocols ensure that all components meet precise dimensional tolerances to prevent sound leakage and structural issues....

Quality control personnel conduct real-time inspections during assembly to ensure proper sealing, fitting, and alignment of booth components....

Finished booths undergo standardized sound insulation tests (e.g., STC rating tests) to verify they meet the required noise reduction specifications....

All integrated systems (lighting, ventilation, power supply) are tested for safety, proper wiring, and functionality, in accordance with international electrical and safety standards....

A comprehensive final inspection is carried out before packaging, including aesthetic checks, structural integrity, and functionality tests. Certified units are labeled and documented accordingly....