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Calcium Fertilizer, Boron Fertilizer, Micronutrient Fertilizer, Trace Element
US$3.00
2,000 L
Sample price:US$5.00/piece.Request sample
Product profile
Customization
AvailableCertification
ISO9001, ISOApplication
Vegetables, Flowers, FruitModel NO.
seaweed CaBoronAppearance
LiquidInfection on Soil
Physiological NeutralChemical Character
Chemical NeutralRelease Type
QuickTransport Package
Drum, BottleSpecification
500ml, 1L, 5L, 10L, 20L, 200L, 1000LTrademark
SEAWINNEROrigin
ChinaKey features
Promotes Budding and Blossoming: Seaweed CaBoron fertilizer promotes budding and blossoming while preventing flower and fruit drop.
Enhances Crop Quality and Yield: Increases yield and quality, extends shelf life, and prevents tip burn in vegetables.
High Absorption Efficiency: Contains seaweed-chelated nutrients that are easier for plants to absorb compared to standard fertilizers.
Environmentally Friendly Formula: Uses natural active substances, fully respecting the environment and human health during production.
Scientifically Validated: All formulations are attested by numerous agronomic tests and data collected globally.
Customizable OEM/ODM Service: ODM and OEM services are available for customized fertilizer solutions.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2004-06-01 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤24h CertifiedTerms of Payment: LC, T/T, Western Union
AI-Powered supplier vetting
SummaryQingdao Seawin Biotech Group Co., Ltd. is a China-based limited company founded in 2000, with 556 employees and operations in Shandong. It is identified as a manufacturer and processor focused on seaweed fertilizers, organic fertilizers, NPK fertilizers, fertilizer equipment, and related products. The supplier reports more than 10 production lines, a 260,000 m² manufacturing plant, annual seaweed extract and finished-product output of 600,000 tons, and export markets in South America, Europe, and North America. Its agronomist team provides fertilizer solutions and crop-protection advice, while reported certifications include ISO 9001, ISO 14001, ISO 45001, and ECOCERT organic-input certification. The available data supports strong production capability, certification coverage, and technical support. However, evidence is insufficient to confirm customization capability, financial credibility, or established customer cases; the trade records provided show only one transaction per listed buyer.
Supplier typeThe supplier is a limited company founded in 2000 and is explicitly described as a professional manufacturer focused on the exploitation, development, production, and marketing of marine biological products. Its product keywords and manufacturing descriptions identify it as a producer of seaweed fertilizer, organic fertilizer, NPK fertilizer, and fertilizer equipment rather than solely a trading company.
CertificationsThe supplier reports ISO9001:2015, ISO14001:2015, and ISO45001:2016 management-system certificates. Its SEAWINNER organic fertilizers are also stated to be certified by ECOCERT as organic agricultural inputs under both EU and NOP standards, providing explicit evidence of multiple quality, environmental, occupational-safety, and product certifications.
R&D capabilityThe supplier reports 41 years of total R&D-engineer experience and describes development and industrial utilization of marine biological resources. Its agronomist team provides professional fertilizer solutions and crop-protection advice, indicating technical development capability, although the slices do not provide specific R&D projects, patents, laboratories, or newly developed products.
Production capacityProduction capability is strongly supported by 556 employees, more than 10 production lines, a reported 260,000 m² manufacturing plant, two Shandong production bases, and stated annual output of 600,000 tons of seaweed extract and finished products. The supplier also reports lead times of within 15 workdays in off-peak periods and one month during peak periods, further indicating organized manufacturing capacity.
Product Q&A
Q:What are the main benefits of this fertilizer?
A:
It promotes budding and blossoming, prevents flower and fruit drop, increases yield and quality, and extends shelf life.
Q:What is the composition of the fertilizer?
A:
It is a liquid formulation containing seaweed extract (300g/L), organic matter (20g/L), CaO (150g/L), Boron (10g/L), and K2O (80g/L).
Q:Is this fertilizer safe for the environment?
A:
Yes, it is made using natural active substances and fully respects the environment and human health.
Q:What types of crops can use this fertilizer?
A:
It is suitable for vegetables, flowers, and fruits, helping them thrive against abiotic stress.
Q:Does the manufacturer offer customization services?
A:
Yes, OEM and ODM services are available for customized fertilizer solutions.
Send Inquiry
*To:
Qingdao Seawin Biotech Group Co., Ltd.
Qingdao Seawin Biotech Group Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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