NEWS
NEWS
October 2nd, 2023
Rang Dong's latest vacuum flasks best in keeping heat for our dayRang Dong's latest vacuum flasks best in keeping heat for our dayBesides being useful for storing tea or coffee, vacuum flasks can also be our best assistant for keeping warm, pure water for the whole the day. The latest two models, capable of holding 1 liter and 1.3 liters, should be our first option thanks to their advantages. Let's take a closer look at these products.
September 27th, 2025
Modern Vacuum Flasks Bring Advanced FeaturesModern Vacuum Flasks Bring Advanced FeaturesApart from offering perfect heat retention, modern vacuum flasks with compact design deliver advanced features such as anti-spill cap and temperature display.
September 16th, 2025
Rang Dong’s Lever Pump Type Airpot Raises User ConvenienceRang Dong’s Lever Pump Type Airpot Raises User ConvenienceVietnam's Rang Dong has produced a lever pump type airpot with optimal heat retention for easy use, a perfect match for both personal and professional choice.
September 16th, 2025
Rang Dong’s Airpot-Style Thermal Flask Maximizes ConvenienceRang Dong’s Airpot-Style Thermal Flask Maximizes ConvenienceRang Dong introduces a premium 2-liter airpot-style thermal flask, combining high heat retention and effortless dispensing.
September 16th, 2025
Rang Dong’s Large Thermos Models Elevate Daily ComfortRang Dong’s Large Thermos Models Elevate Daily ComfortLarge thermoses made by Vietnam’s Rang Dong with elegant design offer excellent thermal performance, a perfect accessory for both home use and crowded events.
September 16th, 2025
Vacuum Flask Accompanies Tea Culture in World TravelVacuum Flask Accompanies Tea Culture in World TravelAs tea culture has spread globally, a vacuum flask has also gained reputation among tea lovers for the ability to retain hot drinks for extended time.
September 16th, 2025
Solutions When Vacuum Flask Doesn’t Retain Heat WellSolutions When Vacuum Flask Doesn’t Retain Heat WellWhen a vacuum flask, used to keep drinks' temperature, doesn’t retain heat well, there are some simple steps to identify the problems and potentially fix them.
August 22nd, 2025
Types of food and drink avoid storing in a vacuum flaskTypes of food and drink avoid storing in a vacuum flaskDairy-based beverages, acidic liquids and carbonated drinks are among the types of food and drink we should avoid storing in a stainless steel vacuum flask.
August 22nd, 2025
Sweating Vacuum Flask And Tips On Selecting Quality DeviceSweating Vacuum Flask And Tips On Selecting Quality DeviceA sweating vacuum flask when storing cold drinks could come from manufacturing defects, seal damages or simply due to low-quality material used for production.