What are the lead times for production?

During peak season, the lead time is one month. In the off-season, it is within 15 workdays.

What payment terms do you accept?

We accept LC, T/T, and Western Union as terms of payment.

Where is the manufacturer located?

The manufacturer is located in Qingdao, Shandong, China, with 4 production bases covering 53 hectares.

Fertilizantes De Grano Con NPK 10-7-15

Name: Fertilizantes De Grano Con NPK 10-7-15
Brand: Qingdao Seawin Biotech Group Co., Ltd.
SKU: 1955166492

Shandong, ChinaQingdao Seawin Biotech Group Co., Ltd.

US$400.00-600.00

100 Tons

Sample price:US$1.00/kg.Request sample

Product profile

Customization

Available

Condition

New

Certification

ISO9001, ISO, CE, Reach

Model NO.

10-7-15

Application

Vegetables, Flowers, Fruit, Cultivos,Plantas

State

Granular

Validity

Quick Acting

Physics State

Solid

Infection On Soil

Physiological Acid

Chemical Character

Chemical Acid

Raw Material

Seawinner Own

Type

Commercial Organic Fertilizer

Solubility

50%

Size

2-4mm

Transport Package

Bolsa

Specification

20kg/bolsa or

Trademark

Seawinner, OEM

Origin

Shandong/China

Production Capacity

200000tons/Year

Key features

NPK 10-7-15 Formula: Rich in nitrogen, phosphorus, and potassium for balanced plant nutrition.

Seaweed Extract Content: Contains 10% seaweed extract to boost growth and stress resistance.

High Organic Matter: Features 13% organic matter for improved soil health and fertility.

Fast Acting Efficacy: Quick absorption and utilization rate for immediate plant benefits.

ISO and Organic Certified: Certified by ISO9001, ISO, CE, Reach, ECOCERT, and OMRI standards.

Customizable Granule Size: Available in 2-4mm granular size with 50% solubility.

Versatile Application: Suitable for vegetables, flowers, fruits, and various crops.

OEM and ODM Services: Full customization support with own brand and private label options.

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.