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About Ronghai · Company Profile

Company Profile

Ronghai Medical Technology Co., Ltd. — Dezhou, China-based factory specializing in food-grade cream chargers and N2O cylinders since 2013.

Founded2013
50+Staff
FactorySize
60+Countries
Company Introduction

A Comprehensive Gas Cylinder Manufacturer

Dezhou Ronghai Medical Technology Co., Ltd. is a professional comprehensive enterprise integrating product research & development, manufacturing, sales and global trade. We specialize in the supply of food-grade N2O cream chargers, high-pressure gas cylinders, medical oxygen cylinders and related gas equipment and accessories.

With a strong focus on product reliability, safety and international market requirements, we are committed to providing high-standard gas cylinder solutions for distributors, medical institutions, catering businesses, overseas importers, wholesalers and cross-border e-commerce sellers worldwide.

Ronghai exhibition
10+
Years of Manufacturing Experience
Inside Our Facility

A Glimpse of Our Manufacturing Base

From raw material incoming inspection to finished product warehousing — explore every stage of our production floor.

Plant aerial view
Plant Aerial View
Storage tank area
Storage Tank Farm
Cylinder production line
Production Line
Heat treatment furnace
Heat Treatment
Coating line
Powder Coating Line
Finished blue cylinders
Finished Cylinders
Quality control lab
Quality Lab
Warehouse and packaging
Warehouse & Packaging
Assembly and filling
Assembly & Filling
Plant aerial view
Plant Aerial View
Storage tank area
Storage Tank Farm
Cylinder production line
Production Line
Heat treatment furnace
Heat Treatment
Coating line
Powder Coating Line
Finished blue cylinders
Finished Cylinders
Quality control lab
Quality Lab
Warehouse and packaging
Warehouse & Packaging
Assembly and filling
Assembly & Filling
Core Business & Products

One Supplier, Complete Product Range

From disposable cream chargers to seamless high-pressure cylinders, we cover the full gas-equipment portfolio our customers need.

Cream Chargers Medical Oxygen Cylinders Seamless Steel Cylinders Cylinder Accessories Customized Service Flexible Business Models
  • Cream Chargers

    Disposable N2O cream chargers and non-refillable steel cylinders manufactured to ISO 11118 standard.

  • Medical Oxygen Cylinders

    Steel and aluminum alloy medical oxygen cylinders in 2L / 3.2L / 4L / 8L / 10L capacities.

  • Seamless Steel Cylinders

    High-pressure seamless steel gas cylinders for industrial, medical and fire-fighting applications.

  • Cylinder Accessories

    Cylinder valves, pressure regulators, inhalers, trolleys and related accessories.

  • Customized Service

    Custom cylinder capacity, branding, colors, packaging and private-label OEM / ODM solutions.

  • Flexible Business Models

    Cross-border export, overseas wholesale, OEM/ODM cooperation and domestic distribution under one supply system.

Production Process

Standardized Manufacturing, Every Step Controlled

Our production lines support both standard products and customized orders, responding efficiently to different order quantities, specifications and delivery requirements.

01
Step 01

Raw Material Inspection

Quality verification of steel and aluminum tube sourcing before production begins.

02
Step 02

Cylinder Forming

Deep drawing, shrinking, welding or seamless processing on intelligent production lines.

03
Step 03

Heat Treatment

Solution treatment and aging for aluminum cylinders to ensure structural strength.

04
Step 04

Surface Coating

Spray painting, anodizing and printing for durable, branded finishes.

05
Step 05

Filling & Assembly

Precision gas filling and valve assembly under controlled conditions.

06
Step 06

100% Inspection

Leak detection, pressure testing and final quality check before shipment.

Quality Assurance

Certified to International Standards

From raw material inspection to final shipment, every production stage follows standardized procedures to guarantee cylinder safety, sealing and pressure resistance.

ISO 9001
Quality Management System Certification
DOT
US Department of Transportation Certification
TPED / PED
European Pressure Equipment Directives
ECE R110 · RHO
European market homologation
CCS
China Classification Society Certification
ISO 11118
Disposable (non-refillable) gas cylinder standard
Why Choose Ronghai

Your Reliable Long-Term Cylinder Partner

Product Range
Stable Supply
Flexible OEM/ODM
Quality Control
Global Trade
One-Stop
Product Range

Comprehensive Product Range

From disposable N2O cream chargers to high-pressure seamless steel cylinders and medical oxygen cylinders, we cover the full gas-equipment portfolio our customers need.

Cream chargers, medical oxygen cylinders, industrial cylinders and accessories — all sourced and manufactured under one roof, so you don't have to coordinate multiple suppliers.

Finished cylinders
Capacity

Stable Supply Capacity

Integrated manufacturing lines support samples, small batches and large-volume wholesale orders with consistent lead times.

Our production system scales from trial orders to full container loads, ensuring your supply chain stays uninterrupted through peak seasons and unexpected demand surges.

Production line
Customization

Flexible OEM / ODM

Custom branding, bottle colors, specifications, packaging and accessory combinations — tailored to your brand and market.

From private-label cream chargers in your brand colors to custom cylinder capacities and printed packaging, our team handles every detail of your OEM project.

Powder coating line
Quality

Strict Quality Control

Standardized inspection at every stage — raw material, forming, coating, filling and final check — ensures safety, sealing and product consistency.

Every cylinder undergoes pressure testing and leak detection before shipment, backed by ISO 9001, DOT, TPED/PED and ISO 11118 certifications.

Quality control lab
Export

Global Trade Experience

Cross-border procedures, export documentation and international logistics expertise — we handle the paperwork so you can focus on your market.

With years of experience serving distributors, importers and e-commerce sellers across Europe, North America and beyond, we navigate customs, certifications and shipping with ease.

International exhibition
Procurement

One-Stop Procurement

From product selection to delivery — a complete service solution in one system. No middlemen, no fragmented communication.

Our single-window service covers product sourcing, customization, quality inspection, documentation, freight and after-sales support, making your procurement simple and efficient.

Warehouse and packaging

Build Long-Term Partnership with Ronghai

We sincerely welcome global distributors, importers, medical institutions, catering suppliers and e-commerce partners to explore new business opportunities together.

Contact Us
Contact Us

Request A Quote

Tell us about your needs and our team will respond within 24 hours with a tailored solution.

Our Solution

Complete Customized Solutions

From product planning to global delivery, our in-house design and engineering team has produced countless great solutions for customers across food service, beverage and medical industries.

  • ✓Planning proposal: product planning proposal
  • ✓Trial production: until the customer is convinced
  • ✓Evaluation: confirmation of samples, colors and packaging
  • ✓Quotation, Order, Delivery
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