What certifications does the company hold?

We have ISO9001, ISO14001, OHSAS18001 certifications, and hold first-level certificates for steel structure contracting and construction engineering general contracting.

What type of steel is used for the structure?

We use Carbon Structural Steel, specifically Q345b Steel and Q355b Steel, which are high-strength materials.

What is the nearest port for shipping?

The nearest port is Qingdao Port, located just 30 kilometers from our facility.

Cheap Pre-Engineered Steel Structure Workshop for Sale

Name: Cheap Pre-Engineered Steel Structure Workshop for Sale
Brand: Qingdao Ruigang Steel Structure Co., Ltd.
SKU: 1936371215

Shandong, ChinaQingdao Ruigang Steel Structure Co., Ltd.

US$49.99

1,000-2,999 Square Meters

US$45.99

3,000-4,999 Square Meters

US$40.99

5,000+ Square Meters

Product profile

Customization

Available

Connection Form

Bolt Connection

Structure Type

Light Portal Frame Structure

Service

Turnkey Solution

Material Grade

Q345b Steel/Q355b Steel

Quality Control

SGS BV ISO

Door

Sliding Door or Roll up, etc.

Drawing Design

Autocad Pkpm 3D3s Tarch Tekla Structures

Purlin

Galvanized C/Z Purlin

Application

Steel Workshop,Factory

Type

H/I-Section Steel

Standard

AISI, BS, ASTM, JIS, DIN, GB

Steel Type

Carbon Structural Steel

Forming

Hot-Rolled Steel

Member

Steel Column

Type of Steel for Building Structure

High-Strength Steel

Residential Wall Structure

PPGI Single Sheet, EPS/Rock Wool/Fiber Glass Wool

Transport Package

Packaging Details: Protective Packing

Specification

Customized

Trademark

Ruigang

Origin

Qingdao, China

HS Code

9406900090

Production Capacity

3000ton/Tons Per Month

Key features

Turnkey Solution: Complete design, manufacture, and installation services for steel structures.

Full Customization: Offers full, flexible, and minor customization from samples or designs.

ISO Certifications: Holds ISO9001, ISO14001, and OHSAS18001 international system certifications.

High-Strength Steel: Constructed using Q345b/Q355b steel and high-strength structural steel.

Bolt Connection: Features reliable bolt connection form for structural assembly.

Galvanized Purlins: Utilizes galvanized C/Z purlins for enhanced durability and corrosion resistance.

100% Inspection: All finished products undergo 100% visual and functional inspection.

OEM/ODM Service: Provides both OEM and ODM services with 10 R&D engineers.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceExperienced TeamPatents Awarded

Qingdao Ruigang Steel Structure Co., Ltd.

Shandong, 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: 13 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.44h

AI-Powered supplier vetting

SummaryThe supplier manufactures and sells specialized machinery spanning rubber processing, agriculture, textile equipment, shipbuilding, hardware, and construction-related products. It reports ISO 9001:2015 and ISO 14001:2015 certification, customization and ODM capabilities, recent new-product development, eight experienced R&D engineers, six production lines, and 21–30 quality-control staff. Reported lead times are one month in both peak and off-peak periods. Service offerings include installation, debugging, maintenance, repair, and training, although overseas service coverage is stated as zero countries. The supplier serves multiple export regions and has OEM experience with well-known brands. Financial stability, customer-specific case details, and complete supplier-approval controls cannot be conclusively assessed from the provided information.

Supplier typeThe supplier is a manufacturer and seller of specialized machinery, including rubber-processing, agricultural, forestry, animal-husbandry, fishery, textile, and hardware-related equipment, with additional shipbuilding and construction-related activities. Its six production lines and stated manufacturing scope support classification as a diversified machinery manufacturer rather than only a trading company.

CertificationsThe supplier explicitly reports ISO 9001:2015 and ISO 14001:2015 certificates. These provide direct evidence of quality-management and environmental-management certifications, although no certificate validity dates or scopes are provided.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, offers an available SDK, and has eight experienced R&D engineers. These are explicit indicators of product-development and design capability, though the information does not quantify R&D investment or document specific innovations.

Production capacityThe supplier reports six production lines, extensive machinery and processing equipment, one-month peak and off-peak lead times, and 21–30 quality-control staff. Finished-product inspection instructions are uniformly followed, and service-capability procedures have records; however, continuous quantity reconciliation for each batch is not performed, which is a stated manufacturing-control weakness.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. It also reports ODM service availability, providing direct evidence of broad product-design and customization support.