Over 25 years of experience | 
80+ Countries Trusted | 
Served over 9,850 clients 
Over 25 years of experience 
80+ Countries Trusted 
ProductSainpoly Greenhouse Product Series
As a commercial greenhouse manufacturer, we offer a full range of commercial greenhouses and complete sets of supporting equipment, suitable for greenhouse cultivation of tomatoes, lettuce, seedlings, cucumbers, flowers, and medical marijuana, among other diverse scenarios, to meet the planting needs of different climate zones around the world.
Sainpoly offers you advanced semi-enclosed greenhouse technology. Through active air circulation, it reduces energy consumption, maintains a uniform environment, and significantly boosts your crop yield and quality.
We have specially designed polyhouse greenhouses for large-scale commercial cultivation, helping you maximize space utilization and achieve high-quality production with cost-effective customized environmental control systems.
The Venlo greenhouse we designed has an excellent light transmission rate and precise environmental control. It provides a stable and optimal growing environment for your high-value crops throughout the year, helping you harvest high-quality agricultural products of consistent quality.
We adopt the Gothic pointed roof structure, which has strong wind and snow resistance. We provide you with an economical, practical, sturdy and durable greenhouse solution suitable for various climates and medium-large farms.
We integrate NFT, DWC and vertical hydroponic systems into the greenhouse design, enabling you to achieve soilless cultivation with higher yields, lower water consumption and cleaner production.
turnkey serviceOne-stop Full-cycle Service, Escort Your Commercial Greenhouse Project
Customized DesignAs a commercial greenhouse manufacturer, with an 18-year industry experience design team, we conduct on-site surveys and, based on climate data analysis, provide a comprehensive customized solution including 3D modeling/construction drawings/planting planning, tailored to local planting needs.
Precision manufacturingStandardized intelligent production lines, robot welding / laser cutting, three-inspection quality control system, CE certified quality, ensuring products meet the import standards of the European Union, the Middle East, Central Asia and other overseas markets.
Global Installation ServicesModular installation design, accompanied by detailed manuals and video guidance to support your local team in quick and independent installation. Professional construction teams can also be dispatched for overseas projects to ensure efficient implementation and shorten the construction period.
Lifetime after-sales guaranteeWe offer a one-year warranty and lifetime after-sales service. Our multilingual team is available 24/7 and responds promptly. Through remote equipment debugging and fault detection, we will promptly solve all kinds of problems you encounter during the planting and operation process.
Agricultural consulting and operation hostingProvide professional guidance on planting planning, water and fertilizer management, environmental control strategies, etc. For clients who wish to operate with light assets, we also provide comprehensive operational custody services - our team is responsible for the daily management of the greenhouse, ensuring optimal growth conditions and maximizing output.
Success projectsSuccess Stories from 80+ Countries
As a leading commercial greenhouse manufacturer, we have been deeply involved in the greenhouse industry for 25 years, with projects covering 80+countries across six continents including Europe, America, the Middle East, Central Asia, Southeast Asia, and Africa.
Partners
We pride ourselves on the trust and satisfaction of our clients.
Sungei Tengah (Double Creek) is a district in Singapore, located in the west of the country, close to Chai Ka Kow Port.There are many farms and tourist attractions near this area.With the rapid development of local tourism, the demand for leafy vegetable products has been continuously increasing.
Riyadh sits in the Haniyah Valley plain in central Saudi Arabia. Our customer is a local vegetable distributor who supplies fresh produce to major supermarkets across the city—they've built up stable channels and consistent demand over the years.
The Korean customer is located in Cheongsu, South Korea. The customer mainly sells lettuce and supplies lettuce to the high consumption market in South Korea. The customer has been operating this business for many years and has accumulated a lot of customer resources in South Korea.
This case study documents a large-scale, modern multi-span film greenhouse that we successfully delivered and put into operation in Uzbekistan in November 2017. The project originated from the client's clear need for large-scale, cost-effective agricultural facilities.
Are you ready to build your commercial greenhouse?
Whether you are a large-scale farmer, engineering contractor, or global distributor, tell us your planting and market needs, and we will provide you with customized greenhouse solutions within 24 hours!
who we areGlobal Commercial Greenhouse manufacturer
Sainpoly is a global commercial greenhouse manufacturer and supplier of cultivation solutions. Since our establishment in 2013, we have successfully delivered more than 1,000 greenhouse projects at home and abroad, providing satisfactory greenhouse growing solutions for tens of thousands of growers. Our company boasts a 32,000 ㎡ standardized production plant with an annual greenhouse production capacity of over 200 hectares. We implement standardized full-process production and full-link quality control, enabling efficient fulfillment of global orders and reliable supply support for greenhouse projects of all scales.
We have established long-term strategic partnerships with leading global suppliers such as Follett, Covestro, and Pruva to ensure that every core component meets the highest quality standards.
As a leading commercial greenhouse manufacturer, we have 15+independently developed utility model patents, integrated a professional team of over 60 people, and a multilingual overseas service network. We have completed large-scale greenhouse projects in 80+countries, ensuring efficient execution and stable production of each project.
We are equipped with advanced equipment such as robot welding, laser cutting, and automatic stamping to achieve micrometer level machining accuracy. Strictly implement the ISO quality management system, cooperate with CE certification, and ensure zero defects in factory products.
We work hand in hand with our clients to develop greenhouse systems that can withstand the test of time. Research and development focus on reducing energy consumption, optimizing resources, and meeting the constantly changing needs of growers. What we are building together is not only a greenhouse, but also a sustainable agricultural future.
Greenhouse application solutionCommercial Greenhouse Application Solutions Suitable For Various Growth Environments
Resolve restrictions on open field planting and achieve year-round large-scale vegetable cultivation Multi span film/glass greenhouse, ensuring supply chain stability Implement off-season planting, improve fruit sugar content and appearance, and reduce transportation losses Wenluo greenhouse precise environmental control greenhouse, achieving off-season planting Solve the pain points of difficult regulation of flower flowering period, high requirements for appearance, and frequent occurrence of pests and diseases Customized Wenluo/PC board greenhouse, flowering period control system, precise control of market launch time Solve the pain points of low survival rate, long growth cycle, and rapid disease transmission in traditional seedling cultivation Specialized seedling greenhouse combined with seedbed system to shorten the cycle Solve problems such as extreme environmental requirements, substandard active ingredients, and high certification thresholds Research and development of scientific research grade Wenluo glass greenhouse, with a full traceability system that meets GAP/GMP certification Solve the problems of traditional soil cultivation water resource waste, soil pollution, and low space utilization efficiency Equipped with NFT/DWC hydroponic system and vertical planting scheme to achieve soilless green planting Ecological balance is difficult to control, water quality deteriorates rapidly, and the technical threshold is high Customized circular hydroponic system and water purification equipment to achieve ecological symbiosis between fish and vegetables Solve the pain points of difficult planting and high cost in high temperature/cold/windy/desert areas Exclusive high-temperature/snow/wind resistant greenhouse design, achieving stable planting in harsh environments Become a DealerGrow Your Business With Sainpoly
The global commercial greenhouse market is experiencing rapid growth - rising demand for food, intensified climate change challenges, and accelerated adoption of facility agriculture are driving the greenhouse planting industry onto the fast lane. This is not only a trend, but also a historic business opportunity. As a leading commercial greenhouse manufacturer and supplier, Shengbaoli has been deeply involved in the industry for 25 years, with projects spanning over 80 countries, always standing at the forefront of this transformation. Whether you are a seasoned dealer or an ambitious engineering contractor, we sincerely invite ambitious individuals to join our global network and work together to seize this commercial blue ocean market.
Regional exclusive distributors, authorized distributors, and engineering contractor partners - accurately match your business positioning and market coverage needs.
Provide product brochures, promotional materials, digital materials, and joint brand traffic support to help you quickly open up the local market.
CE certification, 15+patents, 90% self-produced rate. A complete product line covering glass/film/PC greenhouses and supporting systems to meet the diverse needs of different customer groups.
From pre-sales design consultation to on-site installation guidance, after-sales troubleshooting, and continuous training for local teams, headquarters technical experts provide full support throughout the process, ensuring you have no worries.
News & BolgLearn More About What You Need To Know
Here you can find commercial greenhouse and technical information tailored to your needs, along with our latest updates.
Sungei Tengah (Double Creek) is a district in Singapore, located in the west of the country, close to Chai Ka Kow Port.There are many farms and tourist attractions near this area.With the rapid development of local tourism, the demand for leafy vegetable products has been continuously increasing.
2026
06
22
Riyadh sits in the Haniyah Valley plain in central Saudi Arabia. Our customer is a local vegetable distributor who supplies fresh produce to major supermarkets across the city—they've built up stable channels and consistent demand over the years.
2026
06
22
This case study documents a large-scale, modern multi-span film greenhouse that we successfully delivered and put into operation in Uzbekistan in November 2017. The project originated from the client's clear need for large-scale, cost-effective agricultural facilities.
2026
01
04
The Korean customer is located in Cheongsu, South Korea. The customer mainly sells lettuce and supplies lettuce to the high consumption market in South Korea. The customer has been operating this business for many years and has accumulated a lot of customer resources in South Korea.
2026
05
15
Contact usLet’s Build Your Commercial Greenhouse Together
Share your project details – we’ll provide a tailored solution and a clear roadmap to success.
Global Commercial Greenhouse Solution Provider
As a commercial greenhouse manufacturer, we focus on providing efficient, durable, and cost-effective greenhouse solutions for professional growers and agricultural enterprises worldwide.
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Address:
East Section of Paris Road, Qingzhou Economic Development Zone, Weifang City, Shandong Province
Li Jianyong
+86 15006367526
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