Your Professional Thermos Water Bottle Supplier
Established in 2006, Shanghai Bangkun Precision Mold Co., Ltd. is a professional manufacturer specializing in precision mold development and injection molding for household products such as thermos cups and vacuum flasks. Located in Jinshan District, Shanghai, the company operates a complete production line supported by experienced engineering and production teams with extensive industry knowledge. Our factory is equipped with advanced CNC machining centers, precision mold processing equipment, and injection molding machines to ensure stable quality and efficient production. Through strict quality control systems and reliable manufacturing capability, we have established long-term cooperation with well-known brands including SUPOR and Joyoung, earning trust in the household products manufacturing industry.
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1.0L White Smart Thermal Carafe With Temperature Display
Embracing a striking blend of modern minimalist aesthetics and digital functionality, the 1.0L White smart thermal carafe with temperature display is a premium centerpiece for wellness-oriented
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2.0L Red Smart Thermal Carafe With Temperature Display
Combining commercial-grade volume with cutting-edge micro-electronics, the 2.0L Red smart thermal carafe with temperature display is a premier choice for high-end hospitality, large corporate
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1.5L Red Smart Thermal Carafe With Temperature Display
Designed for tech-savvy modern households and upscale office environments, the 1.5L Red smart thermal carafe with temperature display blends high-volume beverage service with intelligent, real-time
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1.0L Red Smart Thermal Carafe With Temperature Display
Integrating cutting-edge technology with classic B2B daily-necessities design, our 1.0L Red smart thermal carafe with temperature display features a high-sensitivity LED touch display on the lid,
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2.0L White Classic Glass Liner Thermal Carafe
Designed for heavy-duty commercial and residential environments, the 2.0L White classic glass liner thermal carafe offers an impressive 2.0-liter volume coupled with a clean, high-end aesthetic. This
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1.5L White Classic Glass Liner Thermal Carafe
Combining exceptional utility with a clean, contemporary profile, the 1.5L White classic glass liner thermal carafe is specifically engineered to meet the demands of modern households and active
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1.0L White Classic Glass Liner Thermal Carafe
Embracing a clean, Scandinavian minimalist aesthetic, the 1.0L White classic glass liner thermal carafe is the ultimate choice for high-end boutique retail, modern cafes, and contemporary office
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2.0L Red Classic Glass Liner Thermal Carafe
Engineered for large-scale beverage service, the 2.0L Red classic glass liner thermal carafe is the ideal solution for high-capacity hydration needs in commercial catering, large family gatherings,
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1.5L Red Classic Glass Liner Thermal Carafe
The 1.5L Red classic glass liner thermal carafe represents the absolute pinnacle of our high-volume daily necessities production line. Featuring a generous 1.5-liter capacity, this model strikes the
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1.0L Red Classic Glass Liner Thermal Carafe
Our 1.0L Red classic glass liner thermal carafe combines a timeless, vibrant aesthetic with superior double-wall vacuum glass insulation. Designed to keep coffee, tea, or hot water aromatic and at
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This 1.0L Red Thermos Flask is a perfect blend of nostalgic style and modern functionality, designed to meet both everyday and festive hydration needs. With its eye-catching vibrant red finish, this
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Meet the 1.5L Red Thermos Flask, a masterfully crafted vessel designed to enhance your daily tea rituals and social gatherings. This Classic Style 1.5L Thermos Flask boasts an elegant, eye-catching
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Why Choose Us
Our Certificate
Certified under the ISO9001 quality management system, we maintain strict quality control standards throughout every stage of production to ensure stable and reliable product quality.
OEM and ODM services
Our experienced team provides complete ODM/OEM solutions, covering customized product development, mold design, manufacturing, production delivery, and after-sales support.
Production Capacity
With a mature production system and efficient manufacturing process, our 1.5-liter kettles achieved annual sales of over 1 million units in both 2022 and 2023.
Sales Market
Through cooperation with leading household appliance brands, our products have gained broad market presence and customer recognition across the industry.
Insulated Glass Tea Flask
The outer layer is sealed with plastic, the inner tank is made of glass coating material, which is corrosion resistant, has no peculiar smell. The double layer process has a heat preservation time of up to 24 hours. PUSH FOR WATER OUTLET The press type water outlet design, which is sealed and leak proof while also extending the heat preservation time of the kettle. 1500ml double layer insulated pot, meet your drinking needs, no need to pour water frequently. The comfortable handle with solid wood grain is non-slip, portable and convenient to use. The sealed swivel screw sits firmly.
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Item Name |
Insulated Teapot 1L 1.5L 2L |
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Size |
As picture show |
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Capacity |
1L 1.5L 2L |
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Usage |
Drinking/Promotion/Gifts/Retail |
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Feature |
1.Keep hot for 12-24 hours |
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2.Help your drinking more healthy |
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3.Custom logo can be promotion gifts |
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Bottle Material |
Inner Glass Borosilicate |
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Material of Lid |
Lock Lid |
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Surface Decal |
1.Spraying 2.Powder Coating 3.Gradient ramp 4.4DSculpture 5. Water Transfer 6. Air Transfer 7. Heat Transfer 8.Submission |
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Logo Printing |
1. Silk Printing 2. Laser . 3D Printing 4. Heat Transfer |
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Sample time |
One week according to your request |
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Packing |
Bubble bag + White box /Egg crate or customized |

Energy Efficient: Eliminates the need to reheat tea or water, saving time and energy in both home and office environments.
Versatile Usage: Ideal not only for tea but also for coffee, soup, herbal infusions, or cold brews—making it a multi-purpose container.
Eco-Friendly: Reusable design reduces reliance on disposable cups and plastic bottles, supporting sustainable living practices.
Portability: Compact and lightweight options are available for easy carrying in bags, making them perfect for picnics, hiking, or daily commutes.
Low Maintenance: Resistant to staining and odor absorption; most parts are dishwasher-safe or easily hand-washed.
Types of Insulated Glass Tea Flask
Stainless Steel Teapot
Durable and highly functional, stainless steel teapots are built for longevity and superior heat retention. Constructed from food-grade stainless steel, they resist corrosion, do not impart metallic tastes, and are safe for both hot and cold beverages.
Glass Vacuum Teapot
Featuring a double-walled glass construction with a vacuum seal between layers, this teapot combines visual appeal with effective insulation. The transparent design allows users to observe the tea leaves unfurl and the infusion process in real time.
Clay Pot with Thermal Insulation
A fusion of traditional craftsmanship and modern insulation, this teapot features a natural clay exterior with an inner insulated liner. It enhances the tea experience by imparting a subtle earthy aroma while maintaining temperature stability.
Insulated Teapot with Infuser
Designed for convenience and precision, this teapot includes a built-in or removable infuser basket, allowing loose-leaf tea to steep properly without over-extraction. Available in stainless steel or glass, it combines insulation with user-friendly brewing features.
Electric Insulated Teapot
This modern appliance integrates rapid boiling technology with thermal insulation. It heats water quickly and maintains a set temperature, making it ideal for precise tea preparation without constant reheating.
Thermal Teapot with Wood Handle
Combining elegance and function, this teapot features a stainless steel or glass body with a natural wood handle. The wooden element provides a comfortable, heat-resistant grip and adds a warm, artisanal touch to the design.
Application Of Insulated Glass Tea Flask
Outdoor Activities
Outdoor enthusiasts can enjoy a hot cup of tea while hiking, camping, or picnicking. The vacuum insulation technology in thermos teapots retains heat for up to 12–24 hours, making them ideal for cold-weather adventures.
Daily Commute
Regular commuters can enjoy a calming cup of tea during their journey to work or school. Instead of relying on disposable cups or coffee shop visits, an insulated teapot offers an eco-friendly, cost-effective solution.
Office Use
Insulated teapots keep tea warm for employees who want to have tea breaks during busy work hours. Unlike electric kettles that require constant reheating, a thermos teapot maintains consistent temperature, reducing distractions and energy use.
Emergency Preparedness
During power outages or extreme weather conditions, insulated teapots can keep hot water and tea warm for extended periods. This is especially valuable in winter storms or natural disasters when heating sources may be unavailable.
Health and Wellness Routines
Regularly consuming warm water or herbal tea supports digestion, boosts metabolism, and reduces stress. An insulated teapot encourages consistent hydration by keeping therapeutic infusions like ginger, chamomile, or green tea readily available throughout the day.
Cooking and Meal Preparation
Some cooking methods require hot water—such as preparing instant noodles, oatmeal, baby formula, or steaming delicate dishes like dumplings. A thermos teapot acts as a portable heat reservoir, eliminating the need to reboil water multiple times and saving both time and energy.
Classic & Traditional: Features ornate patterns, hand-painted details, or Eastern-inspired motifs. Often made from ceramic or porcelain, these are perfect for formal tea settings or cultural tea ceremonies.
Modern & Minimalist: Sleek lines, neutral colors (black, white, silver), and ergonomic handles. Stainless steel or matte-finish glass models fit well in contemporary kitchens and appeal to those who value simplicity and functionality.
Retro & Vintage: Inspired by mid-century designs with bold colors and unique shapes. These add personality to your space and make great conversation starters.
Ergonomic Features: Look for non-slip grips, 360° swivel lids, drip-free spouts, and easy-pour mechanisms. These enhance usability, especially for older users or those with limited hand strength.

Components of Insulated Glass Tea Flask
Body
Engineered for optimal heat retention with double-walled insulation or vacuum-sealed chambers.
Handle
Designed for secure grip and thermal insulation to prevent heat transfer.
Lid
Features a tight-fitting seal to minimize heat loss and pressure buildup.
Spout
Shaped for controlled, drip-free pouring, often with a precision lip to prevent splashing.
How should one clean a Insulated Glass Tea Flask thermos
Disassemble all parts: Remove the lid, silicone gaskets, sealing rings, and any removable infusers or strainers to clean each component separately.
Rinse immediately after use: Flush out leftover tea leaves, oils, or residue with warm (not boiling) water to prevent buildup and staining.
Wash with mild detergent: Use a soft sponge or bottle brush with a gentle dish soap to clean the interior and exterior. Avoid abrasive scrubbers like steel wool, which can scratch glass or degrade plastic/metal components.
Deodorize if needed: For lingering odors, create a paste of baking soda and water or use a vinegar-water solution (1:1 ratio) and let it sit for 15–30 minutes before rinsing thoroughly.
Air dry completely: Allow all parts to dry upright on a drying rack before reassembling to prevent mold or mildew in damp seals.

Precautions
Temperature Safety: Glass thermoses should be handled carefully to avoid thermal shock—always pre-warm before adding boiling liquids.
Cleaning Tips: Use mild detergent and a bottle brush; avoid abrasive sponges that can scratch the glass.
Eco-Friendliness: Reusable glass reduces single-use waste, making it a sustainable choice for environmentally conscious users.
Flavor Preservation: Unlike metal, glass doesn’t absorb flavors, so your jasmine tea won’t taste like yesterday’s chai.
FAQ
As one of the most professional thermos water bottle enterprises in China, we're featured by quality products and low price. Please rest assured to buy discount thermos water bottle for sale here and get pricelist from our factory. We also accept customized orders.












