What is the lead time for orders?

The average lead time is one month for both peak season and off-season.

What is the warranty period for the M20 Expansion Shell?

We provide a warranty for our products, ensuring quality and reliability for mining and tunnelling components.

M20 Expansion Shell 3PCS

Name: M20 Expansion Shell 3PCS
Brand: Ningbo Rotie Metal Parts Co., Ltd.
SKU: 1923296396

Zhejiang, ChinaNingbo Rotie Metal Parts Co., Ltd.

US$1.45

3,000 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

Yes

Model NO.

OEM

Certification

CE, RoHS, ISO 9001:2000, ISO 9001:2008

Standard

Surface Treatment

It Depends on The Customer

Manufacturing Process

Casting

Material

Alloy Steel

Transport Package

Wooden Box or Carton

Specification

It Depends on The Customer

Trademark

It Depends on The Customer

Origin

Ningbo China

HS Code

8474900000

Production Capacity

1000000 Pieces Per Year

Key features

Customizable Surface Treatment: Surface treatment is customized based on specific customer requirements and drawings.

OEM and ODM Services: Full customization, minor customization, and flexible customization from samples or designs are available.

International Certifications: Products hold CE, RoHS, ISO 9001:2000, ISO 9001:2008, and SGS certifications for quality assurance.

Competitive Pricing: Prices are flexible and competitive, tailored to order volume and specific customer needs.

Professional Manufacturing: Direct manufacturer with 3 foundries and 4 machining factories equipped with advanced technology.

Global Export Experience: Over 10 years of export experience with products reaching the US, Australia, Middle East, and Europe.

Company profile

ODM ServicesOEM ServicesImporters and ExportersHigh Repeat Buyers Choice

Ningbo Rotie Metal Parts Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: 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: Ningbo PortAverage Response Time: ≤3.78h

AI-Powered supplier vetting

SummaryThe supplier is identified as a Ningbo-based trading company that provides OEM and ODM services and has approximately ten years of export experience, with exports representing 71%–90% of total sales. It supports broad customization, including samples, designs, full customization, and minor customization. Quality-related evidence includes ISO9001 and SGS certification, as well as multiple inspection and testing devices, although quality assurance and traceability statuses are unknown and no quantity of quality-control test equipment is recorded in the relevant field. Innovation evidence is weak: one R&D engineer is reported, no new products were launched during the past year, and no SDK is available. After-sales and overseas service infrastructure is limited, with no overseas agents, branches, warehouse, showroom, or stated overseas service countries. Financial information is insufficient for assessment.

CertificationsThe company description explicitly states that Ningbo Rotie holds ISO9001 quality system certification and SGS certification. These certifications are direct positive evidence of formal quality-system and third-party certification coverage.

After-Sales capabilityThe supplier reports procedures for corrective and preventive actions and customer complaint handling, but no written records are maintained. It has no overseas agents or branches, overseas warehouse, overseas showroom, or stated overseas service countries, which limits demonstrated after-sales infrastructure.

R&D capabilityInnovation evidence is limited: the supplier reports one R&D engineer, no new products launched during the past year, no available SDK, and no product information from R&D capability. Although ODM services are available, the explicit recent product-development record indicates weak demonstrated innovation performance.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM services, giving clear evidence of broad customization support.

Product Q&A

Q:Are you a trading company or manufacturer?

We are a MANUFACTURER.

Q:How are the PRICES of your products?

Because we are a private company, the prices of our products are usually COMPETETIVE and FLEXIBLE according to the number of orders and customer needs. We endeavor to keep our prices reasonable and provide quality products and services to meet our customers' needs and budgets.

Q:Are your products CERTIFIED or INSPECTED?

Yes, our products are usually certified by international certification bodies or inspected by third-party inspection organisations, such as CE certification, ISO 9001 quality management system certification, etc. These certifications and inspections prove the quality and compliance of our products.

Q:Do you offer CUSTOMISED SERVICE for your products?

We can provide customized products according to customers' needs. Whether it is the specification, material or packaging, we can adjust and customize to meet the specific requirements of our customers to meet their particular needs.

Q:What kind of payment does your company support?

T/T