What is the pH level of the product?

The pH level ranges from 3 to 5.

What is the lead time for orders?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

Seawin Leading Products Seaweed and Trace-Element-Fertilizer Correct Deficiency

Name: Seawin Leading Products Seaweed and Trace-Element-Fertilizer Correct Deficiency
Brand: Qingdao Seawin Biotech Group Co., Ltd.
SKU: 1983497992

Shandong, ChinaQingdao Seawin Biotech Group Co., Ltd.

US$2.50

2,000 kg

Product profile

Customization

Available

Condition

New

Certification

ISO9001, ISO

Model NO.

Micronutrient

Application

Vegetables, Flowers, Fruit

State

Powder

Validity

Long-term

Physics State

Liquid

Infection On Soil

Physiological Neutral

Chemical Character

Chemical Neutral

Raw Material

Seaweed

Type

Commercial Organic Fertilizer

Crops

Fruits and Vegetables

Transport Package

Carton

Specification

100ml, 250ml, 500ml, 1l, 4l, 5l, 10l

Trademark

Seawinner

Origin

Qingdao

HS Code

310590

Production Capacity

50000pieces/Year

Key features

Rich Micronutrient Profile: Contains 16% Total Micronutrients including Cu, Fe, Mn, Zn, B, and Mg.

High Seaweed Extract Content: Formulated with 2% Seaweed Polysaccharide and 2% Amino Acid for enhanced efficacy.

Versatile Crop Application: Suitable for vegetables, flowers, and fruits to correct nutrient deficiencies.

Certified Quality Standards: Manufactured under ISO9001 and ISO certifications ensuring product reliability.

Custom OEM/ODM Service: Supports customized solutions for specific crops with available OEM and ODM services.

Efficient Foliar Absorption: Designed for foliar spray application with a recommended dosage of 0.50-1kg/ha.

Neutral Chemical Properties: Features physiological and chemical neutrality for safe soil and plant interaction.

Established Manufacturer: Produced by a factory with over 20 years of experience and 41 R&D engineers.

Company profile

Qingdao Seawin Biotech Group Co., Ltd.

Shandong, China

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.