What is the shelf life of the product?

The validity period is two years from the date of manufacture.

Does the manufacturer offer OEM/ODM services?

Yes, OEM and ODM services are available, along with registration support.

What are the available packaging sizes?

Packaging options include 100ml, 250ml, 500ml, 1L, 4L, 5L, and 10L.

Seaweed Mn+Zn-Trace Element Deficiency Correction Enhanced by Seaweed

Name: Seaweed Mn+Zn-Trace Element Deficiency Correction Enhanced by Seaweed
Brand: Qingdao Seawin Biotech Group Co., Ltd.
SKU: 787236155

Shandong, ChinaQingdao Seawin Biotech Group Co., Ltd.

US$1.00

3,000 L

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Certification

ISO9001, ISO, CE

Application

Vegetables, Flowers, Fruit

Model NO.

Seaweed Mn+Zn

Appearance

Liquid

Infection on Soil

Physiological Neutral

Chemical Character

Chemical Neutral

Release Type

Quick

Compound Type

Chelate Fertilizer

Nutrient Composition

Elemental Fertilizer

Type

Zinc Fertilizer

Solubility

100% Soluble

Transport Package

1L, 4L, 5L, 10L

Specification

Seaweed Mn+Zn

Trademark

Seawinner

Origin

China

Production Capacity

12000L/Month

Key features

Seaweed-Based Formula: Enhances chlorophyll synthesis and plant resistance to disease.

High Solubility: 100% soluble liquid fertilizer for efficient nutrient absorption.

Broad Application: Suitable for vegetables, flowers, and fruit crops via foliar spray.

Certified Quality: ISO9001, ISO, and CE certified for reliable performance.

Customization Support: ODM and OEM services available with registration support.

Market Leader: No.1 market share in China for seaweed fertilizer products.

Flexible Packaging: Available in 100ml to 10L sizes to meet diverse needs.

Free Sample Offer: Free samples up to 500g available upon request.

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: ≤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.