What is the wind and snow resistance capacity?

The greenhouse has a wind resistance of 120km/m2 and snow resistance of 30-55kg/m2.

What certifications does the product have?

The product has CE certification.

What are the payment terms and lead time?

Payment terms are T/T, LC, Western Union. Average lead time is one month for both peak and off-season.

Premium Large Venlo Glass Greenhouse with Adjustable Roof

Name: Premium Large Venlo Glass Greenhouse with Adjustable Roof
Brand: WEIFANG SAINPOLY AGRICULTURAL TECHNOLOGY CO., LTD.
SKU: 2204206315

Shandong, ChinaWEIFANG SAINPOLY AGRICULTURAL TECHNOLOGY CO., LTD.

US$26.00-48.00

500 Square Meters

Sample price:US$30.00/square meter.Request sample

Product profile

Customization

Available

Building Materials

Steel Structure

Cover Material

Glass

Model NO.

Glass Greenhouse

Cultivation Method

Hydroponics

Heating Method

Temporary Heating

Layer

Single

Location

Outdoor

Roofing Shape

Venlo

Size

Large

Span

Multi

Suitable

Vegetables

Usage

Production Greenhouse

Model No.

Glass Greenhouse

Product Name

Venlo Style Glass Greenhouse

Application

Vegetable Fruits Flowers

Features

Stable Structure

Keyword

Multispan Greenhouse

Advantage

Super Strong Resistance

Function

Multi-Purpose

Instruction for Use

High Quality Large Scale Agricultural Multi-Span

Scope of Application

Agricultural Facility

Ventilation System

Side Window and Top Window

Heating System

Heaters

Department

Glass Greenhouse

Planting System

Hydroponic

Fertilization System

Water Fertilizer Machine

Main Frame

Hot-Dipped Galvanized Tube

Trademark

Sainpoly

Origin

China

HS Code

940690009

Key features

Customizable Dimensions: Single span width 9.6m/10.8m/12m or Customized; Single bay width 4m or Customized.

High Durability Structure: Hot-dipped galvanized tube frame with strong resistance to wind (120km/m2) and snow (30-55kg/m2).

Intelligent Control System: Automatically monitors and adjusts temperature, humidity, light, and CO2 via sensors for precise management.

Versatile Ventilation & Cooling: Features side/top windows, forced ventilation fans, shade nets, and wet curtain cooling systems.

Professional Installation Support: Provided with planning drawings, installation manuals, and professional after-sales service engineers.

High Quality Glass Material: Uses glass with high transmittance for uniform illumination, ensuring good lighting for crops.

Proven Manufacturer Capacity: Established in 1997, 16,000 sqm plant area, producing 100 hectares per year with 90% self-produced items.

Global Export Experience: Partners in 72 countries including USA, France, Japan, and UAE with 10 years of export experience.

Company profile

Importers and ExportersYears of Export Experience

WEIFANG SAINPOLY AGRICULTURAL TECHNOLOGY CO., LTD.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs CertifiedExport Year: 10 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.59h

AI-Powered supplier vetting

SummaryWeifang Sainpoly Greenhouse Equipment Co., Ltd. is a limited company offering greenhouse products, with 29 employees and no stated parent group. It provides design customization, ODM, OEM for well-known brands, and has launched new products in the past year, supported by three R&D engineers. CE compliance is reported. The supplier has inventory capability and offers equipment installation, but lacks an overseas warehouse, overseas showroom, and a valid manufacturing-capacity contract with related subcontractors. Service documentation is weak: no written assessment or corrective-action procedures, and complaint handling has procedures but no written records. Financial information identifies reporting years but provides no substantive financial performance evidence. Customer evidence includes OEM work for well-known brands, while no Fortune 500 cooperation is reported and repeat-buyer preference is 10%–30%.

Supplier typeThe supplier is a limited company with no stated affiliation to a larger company group, offering greenhouse products. Its stated business scope also includes agricultural structures, landscaping, agricultural machinery maintenance, and related agricultural and plastic-product sales.

CertificationsCE certification is explicitly reported for the product, providing evidence of conformity with the stated applicable standards. No additional certifications are identified in the provided information.

After-Sales capabilityThe supplier offers equipment installation and has a complaint-handling procedure, but it has no overseas warehouse or showroom. Service governance is weak because assessment and corrective/preventive-action procedures lack written records, and complaint handling also lacks written records.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and employs three R&D engineers. However, it has no available SDK, so its innovation capability is evidenced for product development and design services but not for SDK-based integration.

Production capacityThe supplier has in-stock capability, reports one-month lead times in both peak and off-season periods, and identifies ten qualified service-capability suppliers. However, it has no valid manufacturing-capacity contract with related subcontractors, which creates a documented production-governance weakness.

Customization capabilityBoth R&D and general design-service information state customization from customer designs, and the supplier also reports ODM availability. This directly supports capability to develop or manufacture customized greenhouse products.

Client casesThe supplier reports OEM service for well-known brands, providing explicit customer-case evidence. It reports no cooperation with Fortune 500 companies, and repeat-buyer preference is stated at 10%–30%, so the customer track record is present but not broadly demonstrated.

Product Q&A

Q:Are you a trading company or a manufacturer?

We are a factory. Our factory produces all items related to the greenhouse, so we provide the best price.

Q:Do you provide samples? Is it free or extra?

Yes, we can provide samples free of charge, but we don't bear the freight.

Q:How should I choose a greenhouse system?

Please let us know where the greenhouse is (temperature, wind speed).

Q:How to assemble the greenhouse when purchasing?

We have professional after-sales service engineers who will provide planning drawings and installation manuals. You can communicate with him from time to time.

Q:What are the customizable options for the greenhouse size?

Single span width can be 9.6m, 10.8m, 12m or Customized. Single bay width is 4m or Customized. Height ranges from 4.5m to 8m.