Explore our flagship vacuum insulated travel mugs, tumblers, and eco-friendly hydration vessels designed for worldwide corporate and retail brands.
The global beverage container industry is undergoing a structural paradigm shift driven by stringent international environmental mandates, changing consumer preferences, and advancing metallurgical manufacturing capabilities. As corporate carbon neutrality targets tighten under regulations like the EU Single-Use Plastics Directive and North American environmental compliance frameworks, commercial coffee chains, promotional product distributors, and retail outdoor brands are transitioning away from single-use plastics and low-grade ceramics toward high-performance double-wall stainless steel eco coffee cups and vacuum-insulated tumblers.
Original Design Manufacturing (ODM) has emerged as the premier procurement vehicle for international buyers seeking fast market penetration without incurring prohibitive capital expenditures in tooling and thermodynamic R&D. Modern eco coffee cups are no longer simple vessels; they are sophisticated thermal management devices engineered to maintain precise temperature profiles—preserving hot liquids above 65°C for over 12 hours and keeping chilled beverages below 5°C for up to 36 hours.
To assist global procurement officers and brand strategists in evaluating material performance, the table below delineates the thermodynamic and structural parameters of modern eco coffee cup materials:
| Material Variant | Thermal Efficiency (12h Hot) | Structural Durability | Recyclability & LCA | BPA & Microplastic Risk |
|---|---|---|---|---|
| 18/8 (304) Vacuum Stainless Steel | > 68°C Retained | Ultra-High (Drop & Impact Resistant) | 100% Circular / Infinitely Recyclable | Zero Risk (Food-Grade Inert) |
| Single-Wall 304 Stainless Steel | < 30°C (Rapid Heat Loss) | High | 100% Recyclable | Zero Risk |
| Recycled PLA / Bamboo Bio-Plastic | < 35°C (Uninsulated) | Moderate / Brittle | Compostable under Industrial Conditions | Low-Moderate Risk |
| Borosilicate Glass with Silicone Sleeve | < 40°C | Fragile / Thermal Shock Prone | Recyclable | Zero Risk |
Wuyi Dongyi Dailysupplies Co., Ltd is located in the beautiful Wuyi county, Zhejiang Province, China. It is specialized in production, research and development of kinds of food grade stainless steel tumblers, mugs, bottles, cups, jugs and containers, etc., both double-walled vacuum insulation construction and single wall construction are included.
We have advanced production machines and testing equipments, strict quality controlling system, and professional team of research & development with much experience in this field. Our facility operates automated robotic welding lines, high-vacuum evacuation chambers, and automated electrostatic powder coating lines to guarantee product consistency across multi-container shipments.
Wuyi Dongyi Dailysupplies Co., Ltd Manufacturing Headquarters
Leveraging Zhejiang's premier hardware manufacturing cluster to deliver uncompromised volume and precision.
From inception, our company obeys the core principles: Quality First, Service First.
We have had robust cooperation with many customers from USA, Europe, South America, Middle East, Southeast Asia, etc. Our professional team aims at providing vogue and versatile products, high quality and complete service, which has earned us a sterling reputation among global importers and brand aggregators.
OEM and ODM collaboration avenues are fully supported. With customized surface coating colors (powder coating, UV gradient painting, rubberized soft-touch finishes), creative pattern printing (laser engraving, silk screening, 3D digital printing), and new functional lids (straw lids, flip spouts, leak-proof magnetic sliders), our eco coffee cups and tumblers remain exceptionally attractive and competitive in worldwide retail channels.
We provide bespoke OEM and ODM services. Whether it is surface coating color, creative pattern, or customized logo, we engineer tailored products to differentiate your brand in saturated markets.
Crafted exclusively from food-grade 18/8 (304) stainless steel to ensure absolute chemical inertness, corrosion resistance, structural longevity, and consumer safety.
Our dedicated international business team delivers one-stop guidance from initial technical drawing validation to sample prototyping, mass production, and freight fulfillment.
Blending sleek modern aesthetics with ergonomic innovation. Our proprietary multi-functional lid systems provide dual-drinking modes (sip & straw) for modern lifestyle convenience.
We work side-by-side with global retail chains, Amazon FBA top-sellers, and enterprise procurement divisions across North America, Europe, and Asia-Pacific. We support OEM/ODM customized branding, flexible logistics options (DDP, FOB, CIF), and compliance support for all international destination ports.
Our rigorous 6-step manufacturing process guarantees seamless translation from engineering blueprint to high-volume commercial delivery.
Send us an inquiry via email or our online form detailing target specs, target capacities (e.g., 20oz, 30oz, 40oz), thermal targets, and order volumes.
Receive a transparent, comprehensive quotation and engage with our engineering team regarding design modifications, logo placement, and surface finishes.
Obtain detailed technical data sheets (TDS), 3D render proofs, and physical pre-production samples with customized branding solutions for validation.
Place your formal purchase order. Raw 304 SS tube expansion, double-wall welding, high-temperature vacuum evacuation, and coating commence immediately.
100% vacuum temperature retention testing, leak testing under pressure, and coating adhesion tests (cross-hatch testing) executed prior to packing.
Receive your goods promptly via sea, air, or rail freight. Enjoy full ongoing technical support, warranty backing, and re-order optimization.
Browse our full range of stainless steel tumblers, skinny cups, outdoor sports flasks, and vacuum insulated mugs available for enterprise customization.
In the competitive eco coffee cup market, speed-to-market and unit cost optimization are paramount. Wuyi County in Zhejiang Province represents the heart of China’s stainless steel drinkware manufacturing cluster. This concentrated industrial ecosystem yields unmatched supply chain synergies: raw material sourcing (Austenitic 304/316 stainless steel coils), precision hydraulic tube expansion, automated copper-plating vacuum sealing, and high-capacity packaging lines are co-located within a 30-kilometer radius.
The thermal efficiency of Wuyi Dongyi's eco coffee cups relies on a dual-phase evacuation protocol. A getter alloy is inserted into the interstitial space between the inner and outer 18/8 stainless steel walls. The vessel then enters a vacuum furnace operating at 1,050°C, evacuating air molecules to an internal pressure below $10^{-3}$ Pa. An inner copper coating layer is electrolytically applied to the exterior of the inner wall, creating a radiant thermal barrier that reflects infrared heat back into the liquid, effectively eliminating radiative heat loss.
Every manufacturing lot undergoes rigorous Quality Assurance (QA) protocols according to Acceptable Quality Limit (AQL) 2.5/4.0 standards. Tests include thermal camera insulation auditing, 1.5-meter drop testing on hardwood floors, dishwasher paint durability testing (50 cycles at 70°C), and leak-proof seal pressure testing.
We offer end-to-end retail packaging development including FSC-certified corrugated mailer boxes, custom color gift boxes, molded pulp inserts, and barcode labeling designed for seamless integration into Amazon FBA centers and global 3PL networks.
Clear, authoritative answers to common inquiries from international purchasing agents, brand directors, and importers.
Select from our proven commercial sellers ready for immediate OEM white-labeling and global export shipping.
Dongyi
