TÜV Rheinland’s on-site certification of our factory and products.

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August 14, 2026
Video Description:
This short presentation tells the story behind LTHJT's recent TÜV Rheinland factory and product certification. Watch as we walk you through the on-site audit process, showcasing our 10,000 sqm Qinghe manufacturing facility and demonstrating how our rigorous quality standards meet international requirements. You'll see our specialized automotive hose production lines, learn about our testing protocols, and understand how this certification strengthens our position as a reliable global supplier for automotive fluid and thermal-management solutions.
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