Explore our high-demand OEM/ODM custom insulated bottles, vacuum tumblers, and sport flasks directly from our Zhejiang production plant.
Food-grade 304 stainless steel, wide mouth opening, thermal performance up to 24 hours cold.
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Ergonomic grip handle, spill-resistant straw lid, high-performance vacuum thermal insulation.
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Double-wall construction, sweat-proof exterior finish, CE certified food contact safety.
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Massive capacity for ice beverages, durable single-wall construction, lightweight & rugged.
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Specialized traditional tea design, double-wall thermal retention, customized surface finishes.
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Versatile ergonomic profile, premium stainless steel interior, perfect for niche retail markets.
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Classic cola bottle silhouette, leak-proof screw cap, high vacuum retention performance.
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Heavy-duty travel mug, car cup-holder compatible, custom powder coating & branding available.
View Product DetailsIn the contemporary B2B procurement environment, commercial buyers, brand managers, and institutional distributors are increasingly prioritizing product safety, compliance, and material traceability. The global market for reusable drinkware—specifically double-wall vacuum insulated bottles, tumblers, and outdoor flasks—has undergone a structural transformation. Driven by stringent European Union safety directives, consumer demands for non-toxic materials, and the rapid phase-out of single-use plastics, obtaining verifiable CE Certification for bottle drinking manufacturing is no longer a luxury; it is a critical trade imperative.
CE Certification in drinkware signifies that container assemblies, internal food-contact liners, lids, silicone gaskets, and surface coatings meet strict European Union health, safety, and environmental standards (including REACH, LFGB, and EU Food Contact Regulation (EC) No 1935/2004). Partnering with a specialized factory guarantees zero heavy metal migration (Lead, Cadmium, Nickel), complete BPA/BPS freedom, and zero thermal degradation over years of heavy commercial use.
The global insulated drinkware sector is projected to maintain a Compound Annual Growth Rate (CAGR) exceeding 6.8% over the next decade. Key macro-environmental drivers reshaping purchasing requirements include:
Understanding the physics behind high-performance vacuum insulation enables procurement teams to select superior inventory. A CE-certified bottle manufactured by Wuyi Dongyi Dailysupplies Co., Ltd incorporates a multi-layer thermal barrier system:
| Structural Layer | Material Specification | Functional & Technical Role |
|---|---|---|
| Inner Chamber Wall | Food-Grade 18/8 (SUS304) Stainless Steel | Provides 100% non-reactive beverage contact. Immune to acidic drinks (coffee, fruit juice). Zero chemical leaching under high thermal loads. |
| Inner Layer Coating | Copper Plating / Mirror Electro-polish | Reflects radiant thermal energy back into the liquid, boosting heat retention by up to 25% compared to non-plated vacuum walls. |
| Vacuum Cavity | High-Vacuum Extraction (< 10^-3 Pa) | Eliminates air molecules between inner and outer shells, preventing conduction and convection heat loss entirely. |
| Outer Container Wall | 304 or 201 Stainless Steel Options | Offers structural durability against impact, supporting mechanical strength and structural integrity. |
| Exterior Finish | Powder Coating / UV Printing / Matte Lacquer | Ensures a non-slip, sweat-proof grip while providing vibrant aesthetic customization resistant to dishwasher degradation. |
Your Trustworthy Engineering & Manufacturing Partner in Zhejiang, China
Wuyi Dongyi Dailysupplies Co., Ltd is located in the beautiful Wuyi county, Zhejiang Province, China—the epicenter of global stainless steel drinkware manufacturing. We are specialized in the production, research, and technical development of a comprehensive array of food-grade stainless steel tumblers, mugs, bottles, cups, jugs, and containers.
Our engineering portfolio covers both double-walled vacuum insulation constructions and single-wall light constructions. We operate advanced automated production machinery, precision laser welding lines, automatic powder-coating conveyers, and comprehensive laboratory testing equipment. Backed by a strict quality controlling system and an experienced professional R&D team, we continuously push the boundaries of functional drinkware innovation.
From establishing our operations, our company has strictly adhered to the foundational principles: Quality First, Service First. Our focus on CE compliance, raw material safety, and precise manufacturing guarantees our client partners receive market-ready goods that excel in performance and aesthetics.
Our dedicated internal engineering team designs customized lid mechanisms, anti-leak silicone structures, and ergonomic handle integrations tailored to client specifications.
Every batch undergoes automated vacuum insulation testing, leak pressure evaluation, coating adhesion cross-hatch tests, and material spectrographic verification.
From initial 3D CAD modeling and prototype sampling to custom Pantone surface finishing and packaging design, we provide a turn-key solution for brands globally.
Why do leading global drinkware brands choose Zhejiang-based manufacturers like Wuyi Dongyi Dailysupplies Co., Ltd? The answer lies in structural industrial cluster efficiency, material economies of scale, and advanced automated infrastructure.
Wuyi County is recognized as the epicenter of stainless steel vacuum flask production. Within a 15-kilometer radius, our supply chain integrates raw stainless steel tubing mills, precision lid injection molders, silicone gasket manufacturers, and specialized packaging suppliers. This proximity minimizes raw material transport times and dramatically lowers component procurement overhead.
Our facility utilizes high-speed automated hydraulic stretch forming presses, robotic laser welding cells, and continuous vacuum annealing furnaces. Automation reduces human margin of error, ensuring consistent double-wall seals and uniform wall thickness across millions of production units.
Furthermore, our streamlined internal operations enable rapid prototyping. Where conventional regional suppliers require 4 to 6 weeks for custom sample development, our digital design and tooling workflow delivers physical samples in as few as 7 to 10 days, allowing brand partners to capitalize on rapidly evolving market trends quickly.
Step-by-step transparent process from initial contact to international order delivery
Send us an inquiry via email or online form detailing your desired bottle capacity, quantity, surface coating, and target compliance standard.
Receive a comprehensive quotation and technical feedback from our engineering team within 24 hours.
Obtain detailed technical data sheets with customized solutions. Physical pre-production samples are produced for client testing.
Place your commercial order. Raw materials enter our automated production line for deep drawing, vacuum processing, and surface treatment.
Every bottle undergoes vacuum retention inspection, temperature testing, and visual finish auditing prior to packaging.
Prompt delivery via FOB/CIF/DDP shipping modes. Access ongoing online or onsite technical support as needed for long-term growth.
Explore our complete range of food-grade stainless steel drinkware solutions suited for global markets
Trendy aesthetic colors, heavy-duty handle, multi-function straw lid.
Double-wall 304 SS vacuum mug tailored for automotive cup holders.
Sleek profile ideal for sublimation printing and promotional branding.
Stemless wine & coffee tumbler shape with clear splash-proof lid.
High thermal retention, wide oral opening for easy cleaning and ice fill.
Sturdy side-handle structure for office coffee and outdoor leisure drinks.
Versatile dual-drinking lid options (direct sip or straw setup).
Engineered for hot and cold beverages with customizable lid configurations.
Modern artistic cone geometry offering dynamic visual retail appeal.
Compact sports flask available in 350ml, 500ml, 750ml, and 1000ml capacities.
Extra-large daily water intake flask designed for fitness and heavy outdoor use.
Multi-drinking lid design acting as a personal tumbler or desktop ice bucket.
Classic commuter coffee mug engineered to fit under major commercial espresso machines.
Versatile active lifestyle bottle with leak-proof carry-loop lid.
Ultra-capacity travel growler engineered for group excursions and long trips.
Balanced hydration capacity featuring heavy-duty powder-coated durability.
Thermal-insulated mate cup maintaining water temperature for traditional herbal tea brewing.
Complete family of straw-lid tumblers customizable with corporate color palettes.
Serving Brand Owners, Wholesalers, and Retail Giants Across Key International Continents
Since our company's founding, Wuyi Dongyi Dailysupplies Co., Ltd has established robust, long-term commercial partnerships across North America, Europe, South America, the Middle East, and Southeast Asia. Our professional export team is deeply familiar with localized regulatory requirements and consumer preferences:
Technical and procurement guidance for international buyers and supply chain managers
CE Certification verifies that our stainless steel bottles meet European Union health, safety, and environmental protection standards. It ensures that internal metal liners, plastic lids, and silicone seals pass rigorous chemical migration tests, proving they are 100% free from heavy metals, lead, toxins, and harmful phthalates.
18/8 Stainless Steel contains 18% Chromium and 8% Nickel. This specific alloy composition provides outstanding resistance against corrosion, rust, and chemical oxidation caused by acidic beverages like coffee, juice, or tea. It ensures zero flavor transfer and guarantees structural longevity.
We provide comprehensive surface finishing techniques including matte & glossy powder coating, electroplating, water transfer printing, air-brush gradients, and UV digital printing. For logos, we offer laser etching, silk-screen printing, 3D embossed stamping, and heat-transfer decals.
Our double-wall construction creates a sealed cavity between the inner and outer metal walls. During production, air is extracted from this space using high-vacuum furnaces to create a virtual vacuum. Without air molecules, thermal energy cannot transfer via conduction or convection, keeping drinks hot for up to 12 hours or ice-cold for up to 24 hours.
Standard production lead times range from 25 to 35 days post sample approval and deposit confirmation. Our standard MOQ typically starts at 1,000 units per color/design for custom OEM orders, though flexibility is available for initial market testing orders.
We execute a 4-stage Quality Inspection Protocol: Raw Material Chemical Verification, Post-Welding Vacuum Retention Testing, Post-Coating Adhesion Inspection, and Final Pre-Packaging Assembly Audit. A formal Inspection Certificate (QC Report) is generated for every shipment.
Select your base design below to request immediate OEM quotes and technical CAD schematics
Double-wall construction, comfortable daily hold, fit for vehicle cup holders.
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Ergonomic molded handle, high capacity, ideal for home, office, and outdoor travel.
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Slim cylindrical geometry, optimized surface for custom print designs and logos.
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Unique tapered shape, leak-proof seal, premium cold liquid retention performance.
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High-demand retail favorite, customizable vacuum mug with robust insulation.
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Heavy-gauge food grade 304 SS, anti-sweat powder finish, ergonomic handle option.
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Dual-purpose beverage design, insulated side handle, durable clear push-on lid.
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Ergonomic rounded baseline, available in 8oz, 12oz, and 16oz options for coffee or wine.
View Product DetailsPartner with Wuyi Dongyi Dailysupplies Co., Ltd for CE Certified Quality & Factory Direct Efficiency
In the future, Wuyi Dongyi Dailysupplies Co., Ltd will still obey the core tenets: Quality First, Service First. Our company will always supply superior products and responsive technical services through persistent effort, achieving mutual trust and success alongside our global client partners.
If you have any questions, technical engineering inquiries, or OEM procurement needs in the stainless steel drinkware sector, please feel free to reach out to our trade division. We welcome esteemed companies worldwide to build a magnificent future together.
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