Powered by Made-in-China.com

Multi-Span PC Sheet Greenhouse System for Efficient Agriculture
US$20.00-50.00
1,000 Square Meters
Sample price:US$26.00/square meter.Request sample
Product profile
Customization
AvailableThickness
CustomShape
Venlo or Pointed GreenhousesMaterial
Polycarbonate BoardSection/Bay
4m/8mCovering Material
Polycarbonate SheetProduct Name
Polycarbonate GreenhouseThe Main Column
Galvanized Steel Square TubeDelivery
According to The Required DimensionsFrame
Hot-Dipped Galvanized SteelTotal Height
3.7-6.7mGutter Height
3-6mApplication
Vegetable Fruits FlowersFrame Material
Hot Galvanized Steel Frame StructureAdvantage
Super Strong ResistanceInstruction for Use
Installation DrawingSize
LargeType
Multi-Span Agricultural GreenhousesVentilation
Top and Side VentinationTransport Package
Required by CustomersSpecification
Type: Multi-Span Agricultural GreenhouseTrademark
SainpolyOrigin
Qingzhou, Shandong ProvinceHS Code
9406000090Production Capacity
3 Hectares Per MonthKey features
Durable Galvanized Steel Frame: Skeleton materials are galvanized steel, ensuring service life over 15 years.
High Light Transmittance: PC sheet covering provides light transmittance rate greater than 80%.
Customizable Dimensions: Span width, gutter height, and total height can be customized according to requirements.
Strong Wind and Rain Resistance: Designed to withstand heavy rains and strong winds with high compression resistance.
Advanced Ventilation System: Features side and roof ventilation systems actuated by gear motors for precise control.
Comprehensive Shading Options: Equipped with automatic and manual control shading systems including high-quality nets.
Integrated Cooling System: Utilizes cooling pads with exhaust fans for negative pressure cooling and air purification.
ISO 9001 Certified Quality: Complies with International Quality System Authentication ISO 9001: 2008 standards.
Company profile
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: ≤3.04h
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?
A:
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?
A:
Yes, we can provide samples free of charge, but we don't bear the freight.
Q:How to get a quotation for the greenhouse?
A:
Please let us know how many greenhouses are needed and what will be grown in the greenhouse so that we can suggest related systems.
Q:How should I choose a greenhouse system?
A:
Please let us know where the greenhouse is located, including temperature and wind speed conditions.
Q:How to assemble the greenhouse when purchasing?
A:
We have professional after-sales service engineers who will provide planning drawings and installation manuals. You can communicate with him from time to time. If necessary, we can also send engineers to your country to supervise the installation of the greenhouse. Please send a message for specific details.
Send Inquiry
*To:
WEIFANG SAINPOLY AGRICULTURAL TECHNOLOGY CO., LTD.
WEIFANG SAINPOLY AGRICULTURAL TECHNOLOGY CO., LTD.*Content:
Supplier replies will be sent to your registered email
You may also like
Agriculture Multi Span PC Sheet Hydroponic Greenhouse at Good Prices
US$33.00-38.00
100 Square Meters(MOQ)
Insulated PC Sheet Greenhouse for Cold Climate Agriculture
US$4.50-12.00
100 Square Meters(MOQ)
Hydroponic Greenhouse with Venlo-Type Glass Cover and PC Sheet for Growing Vegetables in Agriculture
US$20.00-50.00
1,000 Square Meters(MOQ)
Advanced Greenhouse Solution with Hydroponic Systems for Efficient Growth
US$20.00-50.00
1,000 Square Meters(MOQ)
Agriculture Multi-Span Venlo Polycarbonate PC Sheet Greenhouse
US$10.00
1 Piece(MOQ)
Modern Venlo Polycarbonate Farming Green House Multi-Span Commercial PC Sheet Greenhouses Prefab Greenhouse Overall System
US$20.00-50.00
1,000 Square Meters(MOQ)
Agriculture PC Sheet Greenhouse with Hydroponic System for Flowers
US$6.00
1 Square Meter(MOQ)
Premium Commercial PC Sheet Greenhouses for Efficient Farming
US$20.00-50.00
1,000 Square Meters(MOQ)
PC Sheet Multi-Roof Greenhouse for Vegetable
US$10.00-40.00
1,000 Square Meters(MOQ)
2026 New Multi Span Venlo Polycarbonate Sheet Greenhouse for Cherry Tomato
US$22.00-25.00
100 Square Meters(MOQ)
Venlo Multi-Span PC Sheet Greenhouse for High Value Crop Cultivation
US$10.00-50.00
1,000 Square Meters(MOQ)
2026 New Multi Span Venlo Polycarbonate Sheet Greenhouse for Celery
US$22.00-25.00
100 Square Meters(MOQ)
Multi-Span PC Sheet Blackout Light Deprivation Greenhouse for Plants
US$13.80
1 Square Meter(MOQ)



















