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Product profile
Customization
AvailableType
Organic, Commercial Organic FertilizerSoil Conditioner
pH RegulatorModel NO.
Soil RegulatorBiostimulant
SeaweedCondition
NewCertification
ISOApplication
Vegetables, Flowers, FruitValidity
Long-termPhysics State
LiquidInfection On Soil
Physiological AcidChemical Character
Chemical AcidState
LiquidRaw Material
SeaweedTransport Package
250ml, 500ml, 1000ml, 5L, 10LSpecification
Micro ElementsTrademark
SeawinnerOrigin
ChinaHS Code
31010Production Capacity
500000tons/YearKey features
High Concentration Liquid: Advanced liquid formula with high concentration for efficient soil conditioning.
Organic Certification: Certified as Commercial Organic Fertilizer and compliant with ISO standards.
Seaweed Based Formula: Derived from seaweed to act as a biostimulant and pH regulator.
Acid Soil Correction: Specifically designed to treat physiological acid and chemical acid in soil.
Versatile Application: Suitable for vegetables, flowers, and fruit crops with long-term validity.
OEM/ODM Support: Manufacturer offers both OEM and ODM services for custom needs.
Large Scale Production: Backed by a 260,000 sqm plant area and 556 employees since 2000.
Global Export Experience: Exporting to North America, South America, and Europe since 2004.
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 is the main ingredient of Activator N?
A:
The main raw material is seaweed, which serves as a biostimulant.
Q:Is this product organic certified?
A:
Yes, it is a Commercial Organic Fertilizer and holds ISO certification.
Q:What types of crops can use this conditioner?
A:
It is suitable for vegetables, flowers, and fruit applications.
Q:Does it help with soil acidity?
A:
Yes, it acts as a pH regulator for physiological and chemical acid soil.
Q:What is the physical state of the product?
A:
The product is in a liquid state with high concentration.
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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