What is the lead time for delivery?

Peak season lead time is one month; off-season lead time is within 15 workdays.

Do you provide after-sales service?

Yes, we provide 24-hour after-sales service support.

What is the maximum lifting height?

The maximum lifting height ranges from 150m to 200m depending on the model.

Tower Crane Series QTZ 25-QTZ315 Max. Load: 2.5t-16t

Name: Tower Crane Series QTZ 25-QTZ315 Max. Load: 2.5t-16t
Brand: Jinan Sanyisan International Trading Co., Ltd.
SKU: 687012582

Shandong, ChinaJinan Sanyisan International Trading Co., Ltd.

Negotiable

1 Piece

Product profile

Customization

Available

After-sales Service

24 Hours

Warranty

1 Year

Certification

CE, ISO9001, ISO9001: 2000

Condition

New

Maximum Lifting Height

150-200m

Maximum Lifting Weight

Installation

Jack-Up

Moving Type

Fixed

Type

Tower Crane, Top-Slewing Crane

Max. Radius

42/50/55/65/70

Max Hoist Capacity

3t/6t/8t/10t/12t

Rated Load Moment

630

Free Standing Height

30m40m/45m/50m

Attached Height

100m150m/200m

Brand

Mingwei

Power Source

Hydraulic

Sling Type

Wire Rope

Application

Construction Usage

Transport Package

Nude in 40hq Container

Specification

Trademark

Mingwei

Origin

China

HS Code

8426200

Production Capacity

200 Units /Month

Key features

Premium Steel Material: Uses Shanghai Baosteel 16Mn and Q235B qualified steel for superior strength.

Advanced Welding Tech: First in China to adopt robot automatic welding for main joints and mast sections.

Enhanced Durability: Cab and box undergo acid cleaning and parkerising for extended service life.

High Safety Factor: Machine weight is 3-5 tons heavier than competitors for increased stability.

Strict Quality Control: Each device undergoes strict testing before packing to minimize post-shipment issues.

Customizable Specifications: Offers customization for max radius, hoist capacity, and heights based on designs or samples.

Cost-Effective Design: Combines reliable quality, advanced technology, and favorable pricing for high value.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceMulti-language Pioneer

Jinan Sanyisan International Trading Co., Ltd.

Shandong, 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: 13 Years CertifiedNearest Port: Qingdao PortAverage Response Time: >24h

AI-Powered supplier vetting

SummaryThe supplier appears to be a construction machinery manufacturer focused on tower cranes, with a reported 20,000-square-meter production workshop, 300 specialized production units, and annual output of more than 5,000 cranes. It provides broad customization and ODM services, and reports OEM service for well-known brands. The company has operated in export markets for 13 years, with exports representing 31%–40% of total sales, although exports are conducted through agents. After-sales coverage is supported by 20 domestic offices and a service-tracking group. Key limitations include no reported inventory, overseas warehouse, showroom, or overseas branch/agent capability. No new products were reported in the past year, while SDK availability indicates some R&D support. Financial records are indicated for 2020–2022, but their actual results are not provided. Certification, formal environmental documentation, and fire-drill status cannot be verified from the supplied information.

Supplier typeThe supplier’s stated business scope includes sales of construction machinery and related products, while its company profile identifies a large crane production workshop and annual crane output exceeding 5,000 units. This supports classification as a construction-machinery manufacturer and trader, with tower cranes as its apparent core product.

After-Sales capabilityThe supplier reports 20 domestic offices and an after-sales service group that tracks service, indicating established domestic support. However, it reports no overseas warehouse, showroom, or overseas agent/branch service capability; peak-season lead time is one month, and its service-capability assessment process lacks a written procedure.

Production capacityThe supplier reports a 20,000-square-meter production workshop, 300 specialized production units, and annual production of more than 5,000 cranes. Reported lead times are within 15 working days in the off-season and one month during peak season, supporting substantial production capacity.

Customization capabilityThe supplier lists customization from samples, designs, and full customization, along with minor and flexible customization. It also reports ODM service, providing explicit evidence of broad customization capability.