Certifications
Invention Patents
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NKK EXPO holds two invention patents, reflecting our R&D capability and technical expertise in booth connection systems.
Utility Model Patents
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We hold multiple utility model patents, continuously improving the structure and application performance of Kangjia tension locks and related booth system products.
TÜV Test Report
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Kangjia tension lock products are supported by a TÜV test report, providing strong verification of load capacity, stability, and reliability.