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Quality Control

BLCH has strict quality management system, from raw materials to parts and finished products, there are strict testing technology and process. We take long time in working-life testing and insist that every single product should be checked and tested before delivery.

Products Parts Testing

Inspect threads for compliance, ensuring dimensions match the specifications outlined in the drawings.

Completed Product Testing

The products are produced, installed and transported under strict standards, and all products leave the factory after 100% testing. Our cylinders still work normally after 6 million times test. Work life of air source treatment unit is more than 2 million times, work life of solenoid valve is more than 20 million times.

Regular R&D Testing program

Automation System Production Lines

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