What surface treatments are available?

Surface options include hot-dip galvanizing, epoxy coating, or industrial-grade anti-corrosion paint.

What certifications do your products have?

Our products are certified with ISO and CE standards.

Lianggong Formwork Trench Shoring System Drag Manhole Box for Pipeline Excavation Construction

Name: Lianggong Formwork Trench Shoring System Drag Manhole Box for Pipeline Excavation Construction
Brand: YANCHENG LIANGGONG FORMWORK CO., LTD.
SKU: 1965583122

Jiangsu, ChinaYANCHENG LIANGGONG FORMWORK CO., LTD.

US$1,499.00

25-49 Tons

US$1,489.00

50-99 Tons

US$1,479.00

100+ Tons

Sample price:US$1499.00/ton.Request sample

Product profile

Customization

Available

After-sales Service

Online Technical Support

Warranty

1 Year

Model NO.

Trench Shoring Box

Certification

ISO, CE

Material

Steel

Type

Trench Shoring System Trench Box

Product Name

Manhole Trench Box

Keywords

Trench Box

Title

Trench Shoring System for Pipeline Construction

Application

Ditch Support Construction

Color

Blue,Red , Customized

Surface Treatment

Painting/Powder Coating/Galvanization

Feature

Easily Assembled

Size

No Standard

Certificate

ISO 9001, CE

Design Style

Modern

Transport Package

Standard Package

Specification

Customized

Trademark

LIANGGONG

Origin

China

HS Code

8480600090

Production Capacity

500 Ton/Tons Per Month

Key features

Customizable Colors: Available in Blue, Red, or customized colors to meet specific project requirements.

High-Strength Material: Manufactured from high-grade Q355 steel or aluminum alloy for superior durability.

Easy Assembly: Designed for quick assembly and can be dragged along the trench by an excavator.

Corrosion Resistance: Surface treatments include hot-dip galvanizing, epoxy coating, or anti-corrosion paint.

OEM/ODM Service: Full customization, minor customization, and flexible customization options available.

Safety Certified: Products hold ISO and CE certifications ensuring compliance with international standards.

Efficient Construction: Allows continuous pipe laying and backfilling without relocating the box repeatedly.

Professional Support: Provides online technical support and remote or on-site guidance for installation.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExhibition Experience

YANCHENG LIANGGONG FORMWORK CO., LTD.

Jiangsu, 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: 10 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤2.99h

AI-Powered supplier vetting

SummaryThe supplier is a limited company with combined company type and offers a broad range of construction formwork products. It demonstrates strong customization and R&D capabilities, including ODM services, recent new-product activity, and OEM service for known brands. Quality and management systems are supported by ISO9001:2015, ISO14001, ISO45001:2018, and CE certifications. After-sales capabilities include debugging, maintenance, repair, training, and equipment installation, supported by documented service procedures and complaint-handling records. Export experience is stated as 10 years, with exports representing 11%–20% of total sales. However, the supplier lacks a valid contract with related subcontractors, has no overseas warehouse or showroom, and does not have an available SDK. Financial evidence is present for 2022–2024, but the supplied information does not provide enough detail to assess financial strength.

Supplier typeThe supplier is identified as a limited company with a combined company type, and its stated product scope covers multiple construction formwork categories. The business scope includes activities requiring approval by relevant departments, indicating that applicable regulatory authorization should be verified for those activities.

CertificationsThe supplier reports ISO9001:2015, ISO14001, and ISO45001:2018 management-system certifications, as well as CE product compliance certification. These certifications provide explicit evidence of quality, environmental, occupational safety, and product-compliance systems.

After-Sales capabilityAfter-sales offerings include debugging, maintenance, repair, training, and equipment installation. The supplier also reports written and followed procedures for service assessment, corrective and preventive actions, and customer complaints, providing direct evidence of a structured service process.

R&D capabilityThe supplier reports new-product activity during the past year, provides ODM services, and has received one national science and technology progress award. It does not have an available SDK, but the other evidence supports a positive assessment of product-development and innovation capability.

Production capacityThe supplier offers a broad formwork product range, reports in-stock capability, uses written and uniformly followed finished-product inspection instructions, and states one-month lead times in both peak and off-season periods. A significant control weakness is that the factory and related subcontractors reportedly have no valid contract, while the production scale and capacity volume are not provided.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. The repeated and comprehensive customization scope provides clear evidence of strong adaptation to customer design requirements.