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Why Can We Always Ensure Excellent Quality

Quality Control

Quality certificate: SO9001 quality management system certification
Qualifications Obtained: Hebei Province Quality and Integrity AAA Brand Enterprise, Langfang City Consumer Trustworthy Unit, Public Relations Marketing Contribution Award
Quality Control Department: Technical Quality Department
Quality inspection equipment: vernier caliper, air permeability tester, air tightness test bench, dust particle counter, etc.

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