How to control quality through QC inspection?
Quality Control (QC) inspections are performed at key stages. Projects proceed only after QC is completed and approved.
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How do qualifications and certifications ensure quality?
The group holds qualifications including National High-Tech Enterprise and Specialized, Sophisticated, Unique, New Enterprise. It is certified with ISO9001 and EU CE, fully meeting quality, production, and export requirements.
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How are certification documents managed?
The factory is renewing certifications such as EN 1090. Only titles are updated; compliance content remains unchanged. Updated documents will be provided later. Customers are informed of progress during processing.
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How to ensure products meet international standards?
Certifications such as CE are provided. Specific customer requirements (wind load, snow load certification) are fulfilled.
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How to prevent recurrence of quality problems?
For past issues such as water leakage or short circuits, similar points are preinspected and verified with photos in new orders.
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How to respond to customer feedback on certification documents?
Errors are communicated honestly, and corrected documents are promised promptly to ensure accuracy.
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How is after-sales quality feedback handled?
Customer-reported issues are actively reviewed, root causes analyzed, and improvements implemented (e.g., SPC floor damage during folding).
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How to respond to customer quality complaints?
Rectification is arranged immediately. For issues such as messy wiring or damaged parts, direct repair guidance is given with photos recorded. For recurring historical issues, strengthened preshipment checks and photo verification are applied to new orders.
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How does the check-in system supervise quality?
Daily 3S check-ins are done via WeChat Mini Program. Group leaders track attendance and report regularly. Late check-ins may result in interviews to ensure compliance.
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How do 3S activities promote quality?
3S (Sort, Set in order, Shine) reduces time wasted searching for items, improves efficiency and quality. Employees complete “Total 3S” training and apply it daily to enhance professionalism and teamwork.
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How is quality emphasized in daily management?
Daily morning meetings emphasize safety, quality, material saving, and daily tasks. Morning reading and meetings promote discipline, detail awareness, and a positive team culture.
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How does training improve quality awareness?
Employees are trained on product knowledge and service quality to respond professionally to customers and identify needs to prevent defects. The chairman personally conducts training on products and culture to strengthen quality focus.
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Our main products including Expandable Container House, Folding Container House, Detachable Container House and etc. All of our products have CE certification. Most of configurations of our houses can be customized according to customers special needs and meet different countries standards.
Contact Us
Contact person: MODU HOUSE
Mobile/WhatsApp: +86 131 7639 4131
Email:info@mymoduhouse.com
Add: Building 3, No. 9 Nanliu Road, Liuting Subdistrict, Chengyang District, Qingdao City, Shandong Province
Copyright © 2026 MODU HOUSE

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