Powered by Made-in-China.com

Affordable Multi Span PC Glass Greenhouses for Optimal Growth
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
High Light Transmittance: Light transmission rate up to 80%, comparable to glass for optimal plant growth.
Customizable Dimensions: Section/Bay and covering materials can be customized to specific project requirements.
Strong Wind and Rain Resistance: Designed with stable structure and gutters for heavy rain and strong wind areas.
Anti-UV and Anti-Condensation: Features UV coating on one side and anti-condensation coating on the other.
Lightweight and Flexible: Half the weight of glass with cold bending flexibility for easy installation.
Flame Retardant Safety: Meets national standard GB50222-95 B1 level for fire safety.
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: ≤2.61h
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 (temperature, wind speed).
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
Affordable Polycarbonate Greenhouse Panels for Optimal Plant Growth
US$20.00-50.00
1,000 Square Meters(MOQ)
Durable Greenhouse PC Sheets for Optimal Plant Growth
US$20.00-50.00
1,000 Square Meters(MOQ)
Premium Hydroponic Multi-Span Greenhouse for Optimal Vegetable Growth
US$10.00-30.00
100 Square Meters(MOQ)
Premium PC Greenhouse with Galvanized Steel Frame for Optimal Growth
US$20.00-50.00
1,000 Square Meters(MOQ)
Energy-Saving LED Grow Light Multi Span Agricultural PC Panel Greenhouse for Leaf Vegetable Low-Power Fast Growth Cultivation
US$17.77-27.77
8 Square Meters(MOQ)
Premium Multi Span Greenhouse for Optimal Tomato Growth
US$10.00-30.00
100 Square Meters(MOQ)
Versatile Multi-Span PC Greenhouse for Optimal Seedling Growth
US$45.00-70.00
1,000 Square Meters(MOQ)
Premium Polycarbonate Multi-Span Greenhouse for Optimal Plant Growth
US$20.00-50.00
1,000 Square Meters(MOQ)
UV-Resistant Polycarbonate Hollow Sheet for Optimal Greenhouse Growth
US$45.00-70.00
1,000 Square Meters(MOQ)
Durable Factory PC Board Multi-Span Greenhouse for Optimal Growth
US$45.00-70.00
1,000 Square Meters(MOQ)
Innovative Multi Span Greenhouse for Optimal Plant Growth
US$20.00-50.00
1,000 Square Meters(MOQ)
Agricultural Multi-Span PC Greenhouse Galvanized Steel High Transmittance for Tomato Cultivation
US$22.00-33.00
500 Square Meters(MOQ)
PC Sheet Greenhouse Multi-Span Venlo Steel Structure UV Resistant for Flower Nursery Cultivation
US$32.00-44.00
100 Square Meters(MOQ)
Turnkey Leaf Vegetable Project Multi Span Agricultural PC Panel Greenhouse for Overseas Farm Full Process Construction Service
US$17.77-27.77
8 Square Meters(MOQ)
Gutter Connected Polycarbonate Greenhouse Multi-Span PC Sheet Structure for Commercial Agriculture
US$33.00-40.00
100 Square Meters(MOQ)
Multi-Span Venlo Polycarbonate Greenhouse PC Sheet Cover Galvanized Steel for Commercial Farming
US$32.00-44.00
100 Square Meters(MOQ)
Agricultural Multi-Span Arch Plastic Film PC Sheet Greenhouse for Professional
US$10.00-18.00
500 Square Meters(MOQ)
Galvanized Steel Pipe PC Sheet Multi-Span Greenhouse with Hydroponics Irrigation System for Strawberry/Vegetables
US$13.00-15.00
1 Square Meter(MOQ)
Commercial Multi Span Polycarbonate Greenhouse for Tomato Growing with PC Sheet
US$9.50-18.80
1,500 Square Meters(MOQ)



















