Provide food-grade CO₂ cylinder solutions for soda machine brands and beverage equipment manufacturers. Solve the certification compliance, supply stability and brand consistency issues you face in mass production. Holding DOT, TPED and TUV food-grade certifications, supporting OEM customization and bulk purchasing.
Safety and Compliance
Each gas cylinder undergoes 100% water pressure testing, ultrasonic flaw detection and air tightness testing, and is accompanied by a traceable third-party certification report to ensure absolute safety.
Lightweight design
Compared with traditional gas cylinders, the weight is reduced by 30% to 40%, significantly lowering logistics costs and the operational load on workers.
Deep customization service
Supports OEM/ODM based on your filling gas, production line interface, and brand logo, including all-round customization in color, valves, size and packaging.
One-stop support
We offer full-cycle services ranging from technical selection consultation, compliance guidance to after-sales maintenance. Our professional engineering team is your strong backing.


OEM/ODM customization capability - integrating products into your brand and system
Our customized services cover four major dimensions
• Customized specifications: Volume, diameter, height, valve opening type - within the safety standard range, adjust as needed
• Customized appearance: Bottle body color, shoulder color matching, enterprise LOGO, product label - Let the gas cylinder become your mobile billboard
• Customized identification: Laser engraving, screen printing, permanent coding - achieving full life cycle traceability management
• Customized packaging: Exclusive packaging solutions, pallet specifications, and shipping mark designs - tailored to your warehousing and logistics systems
From sample confirmation to batch delivery, we offer one-on-one dedicated account manager coordination to ensure that every customized detail is precisely implemented.





Three major application scenarios for CO₂ cylinders
Scene One: Soda Machine Manufacturing
Provide food-grade CO₂ gas source support for soda machine brands and OEM manufacturers
In the production of household and commercial soda machines, the compatibility between the CO₂ cylinder and the equipment, affects the user experience and safety of the final product. Inconsistent cylinder batches may lead to gas leakage or interface mismatch, increasing after-sales costs.Midstar food-grade CO₂ cylinders undergo 100% airtightness testing, with valve interfaces produced to unified standards to ensure seamless compatibility with your soda machine design. Supporting OEM customization of bottle color, logo and packaging to enhance your brand identity.
Scene Two: Beverage & Catering Supply Chain
Provide stable and replaceable CO₂ gas source support for chain restaurants, bars and coffee shops
In commercial scenarios such as soda fountains, bar sparkling water dispensers and coffee shop carbonated beverage equipment, the frequency of cylinder replacement is high, and inconsistent supply quality can affect beverage taste and food safety compliance.Midstar CO₂ cylinders hold food-grade certification, meeting the food safety compliance requirements of various countries. Offering a variety of specifications from small to large capacity, adapting to different equipment gas consumption needs, and supporting batch rotation supply plans to help you avoid service interruptions caused by empty cylinders.
Scene Three: Bottled Water & Carbonated Beverage Brands
Provide bulk gas source solutions for private label soda water and sparkling water products
With the rise of the ready-to-drink sparkling water and home carbonated beverage market, brand owners need a stable, traceable CO₂ gas source supply chain. Meanwhile, cylinders with brand-consistent labeling and appearance have become an important part of product differentiation.Midstar supports full OEM customization, from bottle color, shoulder markings to valve style, turning your CO₂ cylinder into a mobile brand medium. Holding DOT, TPED and TUV certifications that meet mainstream market access requirements in Europe and America, supporting long-term framework agreements.

Full-process support from concept to mass production: From drawing review, prototype making to mass production and quality inspection, we offer one-stop services, significantly shortening your product launch cycle.
Flexible cooperation based on demand: Whether it's a small-batch trial order or a long-term large-scale framework purchase, we can offer competitive tiered pricing and stable inventory planning.
Cross-industry application expert: Our gas cylinder solutions have been successfully applied in fire-fighting equipment, medical devices, diving equipment and the beverage industry. We are glad to apply our cross-industry experience to solve your specific challenges.

Regarding packaging
In order to deliver our products to you in the condition in which they were sent, we use strict, strong, efficient and environmentally friendly packaging methods.
Our standard packaging method for our products is to cover them with plastic bags, put them into cartons, then place the cartons on pallets and wrap them tightly with stretch film to ensure that the cylinders do not collide with each other during transportation. Other packaging methods can be provided upon request.

Certification system of Midstar
• U.S. market: DOT-3AL (U.S. Department of Transportation Standard for Aluminum Alloy Gas Cylinders)
• EU market: TPED /EU + PED /EU (Dual Directive compliance)
• International standard: ISO 7866 (Global Technical Benchmark for Gas Cylinder Industry)
• UK market: BS 5045-8 (UK National Standard)
• Chinese market: GB/T 11640 (National Recommended Standard of China)
All certifications are reviewed and issued by international authoritative institutions to ensure the authenticity and traceability of compliance documents.

Professional service commitment
We offer comprehensive support, not just products.
Bulk purchasing plan: Based on your annual purchasing volume, we offer tiered preferential prices and flexible delivery plans.
Customized services: Supports institutional customization of gas cylinder colors and markings, facilitating asset identification and management.
Training and Guidance: Provide training on product usage and safety regulations for your team.
After-sales service and Inspection: We offer regular safety inspection services for gas cylinders or assist in contacting qualified local inspection institutions.
Call to action
To the Procurement Managers of Institutions, if you are evaluating or updating equipment, we can provide you with:
Free sample experience: Test the lightness and reliability of the product in person.
Contact our B2B sales team immediately to get a personalized quotation and solution.

FAQs
Q: What's your rock bottom price?And MOQ?
A: As a factory, our price is very competitive. If you want to get a more detailed quotation, you can contact us. And the MOQ for this product is 1000pcs.
Q: How to store a CO2 cylinder?
A: It's a pressurized cylinder so DO NOT:
•Expose the cylinder to heat
•Use the cylinder it for any other use than in a Soda Maker
Q: What are carbonated beverages?
A: Carbonated drinks / soft drinks are beverages that contain CO2 / carbon dioxide and do not contain alcohol. Throughout the hemisphere, carbonated beverages have several different popular names, for example, in the United States, they are called soda, fizzy pop, pop or tonic, in the UK they are called carbonated beverages, and in Canada they are called soda or pop. In Ireland, they are called minerals.












