Powered by Made-in-China.com

China Custom Polycarbonate Green House Frame Structure Tunnel Green Houses Kit for Planting
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 GreenhousesModel NO.
Polycarbonate GreenhouseMaterial
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
Customizable Dimensions: Section/Bay sizes of 4m or 8m, with gutter height 3-6m and total height 3.7-6.7m.
Durable Galvanized Frame: Hot-dipped galvanized steel frame structure ensuring over 15 years of service life.
High Light Transmittance: PC-sheet covering provides >80% light transmittance with excellent thermal insulation.
Strong Wind Resistance: Stable structure designed to resist heavy rains and strong winds effectively.
Integrated Shading System: Equipped with both inside and outside shading systems for optimal climate control.
Advanced Ventilation: Side and roof ventilation systems actuated by gear motors for precise air control.
Professional Installation Support: Free installation drawings and manuals; engineers available for on-site supervision.
ISO 9001 Certified Quality: Manufacturing complies with International Quality System 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: ≤2.80h
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.
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
Agricultural Versatile Polycarbonate Greenhouse for Efficient Cucumber Farming and Production
US$20.00-50.00
1,000 Square Meters(MOQ)
Morden Frame Structure Innovative Greenhouse for Optimal Crop Growth Polycarbonate Greenhouse
US$21.00-48.00
500 Square Meters(MOQ)
Gutter Connected Polycarbonate Greenhouse Multi-Span PC Sheet Structure for Commercial Agriculture
US$33.00-40.00
100 Square Meters(MOQ)
Durable Polycarbonate Greenhouse with Hydroponic System for Outdoor Farming
US$20.00-50.00
1,000 Square Meters(MOQ)
Durable 4mm Polycarbonate Greenhouse for Hydroponic Tomato Growth
US$20.00-50.00
1,000 Square Meters(MOQ)
Timing Light on-off Control Polycarbonate Greenhouse Garden Greenhouse for Leaf Vegetable Photosynthesis Optimized Fast Growing Planting
US$27.77-47.77
7 Square Meters(MOQ)
Multi Span Polycarbonate Garden Greenhouse for Seedling Adaptive Domestication Pre-Planting Cultivation
US$22.77-42.77
12 Square Meters(MOQ)
8mm PC Panel Arch Tunnel Greenhouse with Galvanized Steel Frame for Agriculture
US$10.00-30.00
100 Square Meters(MOQ)
Export Standard Sealed Multi Span Agricultural Polycarbonate Garden Greenhouse for Cross-Border Strawberry Farm Long Transportation Planting
US$17.77-37.77
10 Square Meters(MOQ)
Multi Span Polycarbonate Greenhouse Garden Greenhouse for Year-Round Leafy Vegetable Tomato Cucumber Commercial Planting
US$12.99-32.99
10 Square Meters(MOQ)
Wholesale PC Sheet Greenhouse Polycarbonate Panel with Custom Size for Agriculture
US$23.00-31.00
500 Square Meters(MOQ)
Commercial Prefabricated Multi Span Polycarbonate Greenhouse Kit for Hydroponic Vegetables
US$10.00-30.00
100 Square Meters(MOQ)
Insulated Polycarbonate Venlo Hydroponics Green House for Tomato Planting
US$9.00-25.00
300 Square Meters(MOQ)
Professional Tunnel Type Polycarbonate Greenhouse Kit with Custom Dimensions
US$10.00-30.00
100 Square Meters(MOQ)
Polycarbonate Sheet Greenhouse PC Board Multi Span Agricultural Greenhouse for Vegetable Planting
US$24.00-30.00
500 Square Meters(MOQ)
Polycarbonate Sheet Greenhouse PC Board Hothouse Greenhouses for Commercial Vegetable Planting
US$22.00-33.00
500 Square Meters(MOQ)
Greenhouse Polycarbonate Sheet Structure for Year-Round Planting
US$15.00-25.00
500 Square Meters(MOQ)
Venlo Type PC Hydroponics Greenhouse for Large Scale Tomato Planting
US$9.00-25.00
300 Square Meters(MOQ)



















