Powered by Made-in-China.com
Fertilizantes Fertilizer De Liquido Seaweed Algas Marinas Alga K
US$1,000.00-10,000.00
1 Ton
Sample price:US$2.00/kg.Request sample
Product profile
Customization
AvailableCondition
NewCertification
ISO9001, ISO, CE, ReachModel NO.
Alga Phosh KApplication
Vegetables, Flowers, Fruit, Cultivos,PlantasState
LiquidValidity
Slow-actingPhysics State
LiquidInfection On Soil
Physiological AlkalineChemical Character
Chemical AlkalineRaw Material
Alagas MarinasType
Commercial Organic FertilizerTransport Package
BottleSpecification
1L/5L/10L/20LTrademark
SEAWINNEROrigin
Qingdao, ChinaProduction Capacity
50000pieces/YearKey features
High Potassium Content: Features Alga Phosphite K with high content for optimal plant nutrition.
Certified Quality: Holds ISO9001, ISO, CE, and Reach certifications for global compliance.
Versatile Application: Suitable for vegetables, flowers, fruits, and general plant cultivation.
Organic Composition: Commercial organic fertilizer derived from marine seaweed raw materials.
Competitive Pricing: Offers a competitive price point for high-quality seaweed extract fertilizer.
Established Manufacturer: Produced by a factory established in 2000 with 556 employees.
Fast Lead Time: Off-season lead time is within 15 workdays for quick delivery.
Customization Support: ODM and OEM services are available for tailored product needs.
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 certifications does this fertilizer have?
A:
The product is certified with ISO9001, ISO, CE, and Reach standards.
Q:What types of plants can this fertilizer be used on?
A:
It is applicable for vegetables, flowers, fruits, and various crops.
Q:Is OEM or ODM service available?
A:
Yes, both OEM and ODM services are available for this product.
Q:What is the lead time for production?
A:
Off-season lead time is within 15 workdays, while peak season takes one month.
Q:What are the payment terms?
A:
Payment terms include LC, T/T, and Western Union.
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
You may also like
Extracto De Algas Marinas De Liquido Por Alga
US$1,000.00-10,000.00
1 Ton(MOQ)
Fertilizantes Fertilizer De Liquido Con Seaweed Alga Marinas
US$1,000.00-10,000.00
2 Tons(MOQ)
High Quality Green Algae Extract 20%/40% Enzymatic Powder Organic Fertilizer
US$2.00-4.00
500 kg(MOQ)
Alga Phosphite K- Nutrition Plus Disease Control and K for Fruit Trees
US$2.00-4.00
2,000 L(MOQ)
Alga Phosphite K-Supply N and P Nutrition Rapidly Control Disease and Help Fruit Expansion
US$1.00-10.00
1,000 kg(MOQ)
OEM Organic Seaweed Extract Water Soluble Fertilizer with NPK Agriculture
US$5.00-7.00
500 kg(MOQ)
Factory Organic Green Natural Seaweed Extract Fertilizer with NPK for Foliar Spray
US$5.00-7.00
500 kg(MOQ)
High Nutrient Organic Fertiliser Amino Humic Fulvic Acid NPK Granular Organic Fertilizer
US$83.00-88.00
1 Ton(MOQ)
Hot Selling Liquid Seaweed Extract Organic Bio Root Fertilizer with Omri
US$1.60-1.80
1,000 L(MOQ)
Water Soluble Seaweed Kelp Extract Fertilizer Omri Organic Bio Plant Nutrition
US$2.60-3.40
5,000 kg(MOQ)
Organic Seaweed Extract Foliar Fertilizer Wellyou Tech
US$2,000.00-4,000.00
1 Ton(MOQ)
Super Potassium Fulvic Humate Shiny Flakes Water Soluble Organic Fertilizer
US$900.00-1,200.00
5 Tons(MOQ)
Earthworm Protease Enzymolysisorganic Fertilizer Vermicast Vermicompost Fertilizer
US$97.00-100.00
1 Ton(MOQ)
Haidel 40%-80% Organic Amino Acid Powder Fertilizer with Omri
US$0.60-1.00
1 kg(MOQ)
High Nutrient Organic Fertiliser Amino Humic Acid Granular Fertilizer
US$83.00-88.00
1 Ton(MOQ)
Potassium Nitro Humate Top Quality Organic Fertilzier 100% Water Solubel Potassium Fertilizer
Negotiable
25 Square Feet(MOQ)
Top Quality&Severice High Purity Amino Acid Fertilizer Suppliers
US$2.50-3.50
500 kg(MOQ)
Agriculture Organic Liquid Fish Protein Amino Acid Fertilizer with Omri
US$0.85-2.50
1 L(MOQ)



















