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Liquid Fertilizer, Stress Resistance, Biofertilizer, Drought Resistance, Stress Relisence
US$3.00
2,000 L
Sample price:US$5.00/piece.Request sample
Product profile
Customization
AvailableCertification
ISO9001, GMP, ISOApplication
Vegetables, Flowers, FruitModel NO.
stress busterAppearance
LiquidInfection on Soil
Physiological NeutralChemical Character
Chemical NeutralRelease Type
QuickTransport Package
Bottle, DrumSpecification
500ml, 1L, 5L, 10L, 20L, 200L, 1000LTrademark
SEAWINNEROrigin
ChinaKey features
Stress Resistance: Protects plants from heat, drought, frost, and salt stress by triggering natural defense mechanisms.
Rich Biostimulants: Contains amino acids, polysaccharides, PGA, seaweed extract, and alginic acid for robust growth.
Certified Quality: Manufactured under ISO9001, GMP, and ISO certifications ensuring high standards.
Versatile Application: Suitable for vegetables, flowers, and fruit crops to improve yield and quality.
Customizable Solutions: ODM and OEM services available to create specific formulations for diverse needs.
Environmentally Friendly: Uses natural active substances that respect the environment and human health.
Proven Effectiveness: Formulations attested by numerous agronomic tests and global data collection.
Fast Absorption: Rapidly absorbed nutrients help plants thrive with greater vigor and quicker maturation.
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: ≤18h 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 liquid fertilizer?
A:
It increases crop quality and quantity, strengthens roots, improves vigor, and helps plants thrive against abiotic stress like heat and drought.
Q:Which crops can this product be applied to?
A:
It is suitable for application on vegetables, flowers, and fruit.
Q:Is this product environmentally friendly?
A:
Yes, it uses natural active substances that fully respect the environment and human health.
Q:What certifications does the product have?
A:
The product is certified under ISO9001, GMP, and ISO standards.
Q:Does the manufacturer offer customization services?
A:
Yes, ODM and OEM services are available to create specific formulations based on customer needs.
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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