What is the thickness of the greenhouse structure?

The thickness of the galvanized steel structure is 1.4-1.5mm.

Does the greenhouse include a ventilation system?

Yes, it includes 5 side ventilations and 2 top ventilations with motor open/close capability.

What certifications does the manufacturer hold?

The manufacturer holds ISO9001:2015 certification for its management system.

Excellent Greenhouse Plastic Film Channel for Multi-Type Greenhouse

Name: Excellent Greenhouse Plastic Film Channel for Multi-Type Greenhouse
Brand: Tianjin Longlong Metal Products Factory
SKU: 1930297552

Tianjin, ChinaTianjin Longlong Metal Products Factory

US$2.80

2,000-19,999 Meters

US$1.80

20,000+ Meters

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Span

8meters

Usage

Multiple Greenhouse

Model NO.

AST019

Size

Large

Cover Material

Film

Layer

Single

Section

5meters

Zinc

275G/M2

Transport Package

Bundle

Specification

Trademark

LONGLONG

Origin

China

HS Code

72169100

Production Capacity

100000PCS/Month

Key features

High-Quality Galvanized Material: Constructed from high-quality galvanized plate with zinc coating options including 275g/M2, AZ150, AZ180, and AZM180.

Durable Thickness Specification: Features a robust thickness of 1.4-1.5mm for enhanced structural integrity and longevity.

Large Span Greenhouse Design: Designed with an 8-meter span and 125-meter width, suitable for large-scale agricultural operations.

Comprehensive Ventilation System: Equipped with 5 side ventilations and 2 top ventilations, all featuring motor open/close functionality.

Flexible Customization Options: Offers full customization, minor customization, and flexible customization based on samples or designs.

OEM and ODM Services: Provides both OEM and ODM services with 3 dedicated R&D engineers to support custom production needs.

ISO9001 Certified Quality: Manufactured under ISO9001:2015 management system certification ensuring consistent quality standards.

Fast Lead Time Delivery: Average lead time is within 15 workdays for both peak and off-peak seasons.

Company profile

High Repeat Buyers ChoiceStandardized quality controlR&D CapabilitiesCustomization from Designs

Tianjin Longlong Metal Products Factory

Tianjin, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 21 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier is a Tianjin, China-based manufacturer with capabilities in forming machines, press machines, punching machines, solar panel brackets, greenhouse steel structures, light steel villas, and construction materials. It holds an ISO 9001:2015 certificate and reports documented procedures for supplier approval updates, corrective and preventive actions, and customer complaint handling. Production resources include two production lines, 6–10 quality-control staff, and stated annual capacities for several product categories. The supplier supports OEM, ODM, and multiple forms of customization, but reports no new products in the past year and no SDK availability. Overseas service infrastructure is limited: it has no overseas warehouse, showroom, agent, or branch, and the stated overseas-service country count is zero. Customer-related evidence includes OEM service for recognized brands and sales or service presence in several countries, but no specific customer names or project outcomes are provided.

Supplier typeThe supplier presents itself as a manufacturing company producing steel structures, construction materials, solar panel brackets, and forming-related machinery. Its stated OEM and ODM services, factory location, production lines, and product capacities support classification as a manufacturer rather than only a trading or service intermediary.

CertificationsThe supplier explicitly reports holding an ISO 9001:2015 certificate, indicating documented quality-management-system certification. No additional certifications are identified in the provided information.

After-Sales capabilityThe supplier has documented procedures and records for corrective and preventive actions and customer complaint handling, and accepts FOB, CIF, CFR, and EXW quotation terms. However, it reports no overseas warehouse, showroom, agent, or branch, and the overseas-service country count is stated as zero, limiting evidence of localized overseas support.

Production capacityThe supplier operates two production lines, employs 6–10 quality-control staff, and reports annual capacities of 20,000 tons for solar panel brackets, 200,000 square meters for greenhouse steel structures, 100 roll-forming machines, and 100,000 square meters for light steel villas. These stated facilities and capacities explicitly demonstrate production capability across several product categories.

Customization capabilityThe supplier explicitly supports customization from samples, customer designs, full customization, minor customization, and flexible customization, and also offers ODM services. This provides direct evidence of broad customization capability for its products.