What designs do you have in different climates (How can the products adopt to different climates)?

Strong wind region: improve the wind-resisting ability of the internal structure. Cold region: increase the thickness of the wall, or use good insulation material, improve anti-pressure ability of the structure. High corrosion region: use corrosion resistant material, or paint anti-corrosive coating.

Sandwich Panel 20FT Detachable Container Dormitory Portable Prefabricated Building Container Classroom for Rural School

Name: Sandwich Panel 20FT Detachable Container Dormitory Portable Prefabricated Building Container Classroom for Rural School
Brand: Yinhong Mobile House (Shanghai) Co., Ltd.
SKU: 2151506412

Shanghai, ChinaYinhong Mobile House (Shanghai) Co., Ltd.

US$1,999.00-2,699.00

1 Piece

Product profile

Customization

Available

Application

Office

Material

Container

Model NO.

Container School

Resistant Temperature

-25 to 50℃

Fire Proof

A1grade Fire Proof

Wind Pressure

Anti 100km/H

Resistant Earthquake

7 Fission Activate

Warranty 

1 Years

Manufacturer

Yes

MOQ

1 Set

Delivery Detail

10days

Packaging

One 40 Hq Can Load 11 Sets

Life Span

15-20 Years

Door

Steel Door

Window

Aluminum Alloy Integrated Window

Floor

MGO+PVC Floor Leather

Sandwich Panel

50/75mm

Customized

Transport Package

Flat Pack

Specification

5990mm*3010mm*2850mm

Trademark

Yinhong

Origin

Shanghai, China

HS Code

9406000090

Production Capacity

20000

Key features

Modular Design: 20ft/40ft units allow horizontal splicing and vertical stacking for flexible space configuration.

Robust Structure: Q235B steel frame withstands 10-12 level winds and 6-8 level seismic forces.

High Mobility: Integrated steel unit transportable by forklift or trailer without disassembly.

Rapid Deployment: Single unit ready in 7-15 days; full installation takes just 3 hours.

Long Service Life: Steel frame lasts up to 20 years under conventional climate conditions.

Fire Safety: A1 grade fire proof rating ensures high safety standards.

Full Customization: Customizable interior partitions, doors, windows, and exterior finishes.

Versatile Applications: Suitable for offices, dormitories, shops, and emergency response housing.

Company profile

Importers and ExportersYears of Export ExperienceExperienced TeamManagement Certification

Yinhong Mobile House (Shanghai) Co., Ltd.

Shanghai, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 12 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.21h

AI-Powered supplier vetting

SummaryThe supplier is a China-based limited company established in 2013, with 15 employees and a Shanghai registered address. It is identified as a trade company, while its materials describe steel-structure design and manufacturing, factory production in Jiangsu, and multiple container and prefabricated-house products. The supplier reports four production lines, six to ten quality-control staff, stated annual capacities across light steel structures, prefab houses, container houses, and flat-pack containers, and export sales of 71%–90%. ISO 9001 and ISO 14001 certifications are reported, and an SGS audit record covers the period from May 28, 2025 to May 27, 2026, although the audit result is recorded as “0” without explanation. After-sales service and customization are mentioned, but specific service processes and advanced R&D/ODM/OEM capabilities are not evidenced. No customer names, project references, or independently verifiable customer cases are provided.

CertificationsThe supplier states it has ISO 9001 qualification and reports ISO 9001:2015 and ISO 14001:2015 certificates. These statements provide explicit evidence of management-system certification, although certificate numbers, issuing details, and validity dates are not supplied.

After-Sales capabilityThe company description explicitly promises excellent after-sales service and emphasizes customer service and stable cooperation. However, no evidence is provided on service personnel, response times, spare parts, warranty terms, or overseas service arrangements.

Production capacityThe supplier reports four production lines, three advanced roof and wall panel processing lines, six to ten quality-control staff, stated annual capacities for several prefabricated and container products, and steel-structure consumption of 500 tons per year. Its product range is broad and an SGS audit record is present, but the audit result is recorded as “0” without interpretation, so overall production reliability cannot be fully confirmed.

Customization capabilityThe supplier explicitly offers product designs and customized designs for customer projects, and its product portfolio includes multiple container and prefabricated-house formats. Nevertheless, no detailed customization workflow, engineering scope, 3D design support, or confirmed project examples are provided.

Product Q&A

Q:Do you provide on-site installation service?

We provide very detailed installation instruction drawings and videos for every project. For large projects, we will have both installation workers and supervisors on site. The fee for the on-site service should be negotiated with clients.

Q:What's your delivery time?

Normally, delivery time is 15 days after deposit received. For large order, the delivery time should be negotiated.

Q:How to control the quality of your product?

a. quality of the design: think about possible problems in advance and provide a high-quality design solution. b. quality of the raw material: choose the qualified raw material c. quality of the production: precise manufacturing technique, experienced workers, strict quality inspection.

Q:How to deal with quality problems?

Warranty is 2 years. Within the warranty period, 9states prefab building will responsible for all quality problems caused by our production.

Q:If there is a clear service life of your products?

Under conventional climate and environment, the service life of container house steel frame is 20 years