Quality Assurance — Consistent Excellence in Every Mattress
Quality Assurance — Consistent Excellence in Every Mattress
Quality Assurance
At QIANGYI, every mattress undergoes a comprehensive series of strict quality inspections to ensure safety, comfort, and durability.
Our in-house laboratory is equipped with advanced testing machines to meet international standards and guarantee consistent quality.
Quality Control Tests Include:
Steel Wire Torsion Test – Ensures the spring steel wire maintains high elasticity and fatigue resistance.
Spring Durability Test – Evaluates spring performance and lifespan under continuous compression.
Foam Hardness Test – Measures the firmness and resilience of each foam layer to ensure consistent comfort.
Martindale Abrasion Test – Tests fabric resistance to wear and tear for long-term durability.
Mattress Roll & Firmness Test – Simulates years of use to assess structure integrity and surface support.
Edge Compression Test – Checks the mattress edge stability and prevents sagging over time.
Zero Formaldehyde Test – Ensures all materials meet international environmental standards (ENF level).
Packaging Compression Test – Verifies that each mattress remains intact during long-distance shipping.
Human Pressure Distribution Test – Analyzes ergonomic comfort and body support across different sleep zones.
Each test is designed to ensure that every mattress delivered from QIANGYI meets the highest global quality standards and provides lasting comfort for every customer.
