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The global ready-to-drink (RTD) cold coffee market has experienced an unprecedented paradigm shift. Consumable trends indicate a massive consumer transition from conventional single-use plastic and paper cups toward durable, high-performance double-wall vacuum insulated stainless steel iced coffee cups. Driven by environmental legislation (such as the EU Single-Use Plastics Directive) and elevated consumer expectations around beverage quality, B2B procurement teams must secure reliable, scalable supply chain partners.
A premium iced coffee cup is no longer just a vessel; it is an engineered thermal barrier. Cold brew coffee, nitro cold brews, iced lattes, and boba teas demand specific temperature preservation to maintain flavor profile and prevent dilution caused by rapid ice melting. Single-wall containers lose thermal equilibrium within 30 to 45 minutes, whereas industrial-grade vacuum insulated 304 (18/8) stainless steel tumblers sustain sub-5°C temperatures for up to 24 hours.
Our factory utilizes advanced vacuum degassing and copper-plating internal lining processes. The vacuum gap between the outer and inner 304 SS walls is drawn to 10^-4 Pa, effectively eliminating heat conduction and convection.
| Vessel Type | Ice Retention | Condensation (Sweat) |
|---|---|---|
| Single-Use Plastic (PET) | < 45 Mins | Severe condensation |
| Single Wall Stainless Steel | 1 - 2 Hours | High surface sweat |
| Dongyi Double-Wall Vacuum SS | 12 - 24+ Hours | Zero Surface Condensation |
Combining the industrial density of the Zhejiang hardware manufacturing cluster with fully automated production lines to deliver uncompromised scalability, cost efficiency, and precision.
Located in Wuyi County, Zhejiang Province, our facility operates within the world's most concentrated stainless steel drinkware hub. Raw food-grade 304/316 steel plates, ergonomic lids, silicone sealants, and eco-friendly coating powders are sourced within a 15-mile radius, drastically compressing production lead times.
From robotic laser welding and auto-stretching to multi-station ultrasonic cleaning, automated machinery ensures microscopic consistency across multi-thousand unit runs. Wall thickness is precision-controlled to achieve maximum structural integrity while reducing overall product weight.
Every batch undergoes rigorous quality testing including 100% 3-stage vacuum performance verification, salt spray anti-corrosion testing, drop resistance testing, and paint adhesion cross-hatch checks to meet FDA, LFGB, REACH, and CE standards.
Wuyi Dongyi Dailysupplies Co., Ltd is located in the world-renowned hardware hub of Wuyi County, Zhejiang Province, China. We are an established pioneer specialized in the research, development, custom design, and large-scale manufacturing of premium food-grade stainless steel tumblers, insulated mugs, sports vacuum bottles, iced coffee cups, and double-walled containers.
With state-of-the-art automated manufacturing infrastructure, high-precision vacuum extraction chambers, advanced powder coating lines, and a dedicated in-house R&D engineering team, we provide seamless turn-key OEM & ODM solutions. Our persistent commitment to "Quality First, Service First" has empowered clients across North America, Europe, South America, the Middle East, and Southeast Asia to capture market share with distinctive, high-margin product lines.
Customized stainless steel iced coffee tumblers tailored to meet the dynamic aesthetic and functional demands of modern global markets.
Provide eco-conscious consumers with branded, refillable cold cups (e.g., 20oz Skinny or 30oz/40oz handle tumblers). High durability supports dishwashers and continuous commercial usage.
Rapidly private label trending designs such as 40oz Quencher tumblers, Egg-shaped Swig cups, and Skinny tumblers with custom Pantone colors, laser-engraved logos, and ready-to-ship retail packaging.
Elevate corporate promotional campaigns with premium laser-etched double-wall vacuum mugs. Outstanding aesthetic appeal drives long-term brand recall in office and remote work environments.
Featuring splash-resistant Tritan lids, silicon-tipped reusable stainless steel straws, and slim base geometries designed to fit standard automotive cup holders for seamless commuting.
We provide end-to-end customization capabilities to bring your distinct brand vision from concept drawing to commercial mass production.
Select from premium food-grade 304 (18/8) Stainless Steel for standard anti-corrosion protection or marine-grade 316 Stainless Steel inner liners for acidic beverages like cold brew coffee and kombucha.
Custom exterior coatings including Matte Powder Coating, Glossy Spray Paint, Metallic Galvanization, Hydro-dipping Marble Patterns, 3D UV Raised Printing, and Sublimation Transfers.
Laser engraving (silver finish or dark etch), Silk-screen printing, Thermal transfer, Electrophoretic etching, and custom silicone boot or handle emblem embossing.
BPA-Free AS/Tritan transparent lids, 2-in-1 Dual-drink Flip/Straw Lids, Magnetic slider closures, leak-proof screw lids, and ergonomic carry handles.
Comprehensive capacity engineering: 8oz, 12oz, 16oz (Egg shape/Wine), 20oz (Skinny/Classic), 30oz, 35oz, 40oz (Quencher with handle), up to 48oz and 64oz extra-large vessels.
Custom printed corrugated color boxes, gift tube packaging, white tuck-top mailer boxes, plastic-free biodegradable tissue wrapping, and UPC barcoding.
Explore customer-favorite insulated mugs, skinny tumblers, and high-capacity hydration flasks engineered for global markets.
How Dongyi ensures transparent execution from sample confirmation to worldwide container shipment.
Send specifications; receive quote & 3D technical blueprint.
Rapid prototype sampling with custom color & laser branding.
Automated stamping, stretching & robotic vacuum sealing.
Dust-free powder coating, printing & lid fitment assembly.
Thermal chamber testing for leakages & temp retention.
Palletized loading, export compliance & DDP/FOB logistics.
Anticipating regulatory changes, material innovations, and consumer preferences in the thermal hydration sector.
Environmental compliance mandates are driving the adoption of certified PCR 304 stainless steel. Recycled raw materials lower the carbon footprint by over 60% without compromising structural integrity or food safety standards.
Integration of ultra-low power LED temperature display lids, UV-C sterilization caps, and Bluetooth hydration reminder modules into premium B2B product lines.
To cater to specialty coffee purists, inner wall ceramic coatings prevent metallic taste transfer, ensuring zero flavor distortion for delicate single-origin cold brews and acidic juices.
Detailed answers regarding OEM capabilities, minimum order quantities, certification, and lead times.
Select from our extensive catalog of high-grade vacuum flasks, sports bottles, cola bottles, and specialty gourds.
Looking for a verified, audited, and compliant manufacturing partner for your iced coffee cups, insulated tumblers, or custom drinkware series? Our team is ready to provide instant quotes, technical CAD consultations, and free sample evaluations.
Factory Address: Wuyi County, Jinhua City, Zhejiang Province, China
Business Scope: Wholesale, OEM & ODM Custom Manufacturing, Export Logistics
Dongyi
