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In addition to meeting domestic consumption, Rang Dong has been exporting thermos flasks to many countries. Its flask has won user’s trust and even China, which previously exported vacuum flasks to Vietnam, has now become one of the importers of Rang Dong thermos products.

Selecting a suitable thermos for kids may be challenging, given a diversity of containers for holding water. As a daily household appliance, the thermos for kids shall be compact and light so it can be carried around easily. Let’s have a look at several options.

Glass liner vacuum flasks have become increasing popular, offered in a variety of designs, models, colors, and prices. The popularity of the device that retains heat of our beverage or keeps it cold may cause some difficulties to future users who should avoid poor-quality products. Right below are some simple recommendations on how to choose and use a glass liner vacuum flask.

Founded in 1961, Rang Dong Light Source and Vacuum Flask Joint Stock Company was the first in Vietnam's northern region to start production of vacuum flasks, also known as thermos. The Rang Dong vacuum flask has since become a favorite brand among millions of Vietnamese. Apart from developing various styles and shapes of the product, the Hanoi-based company also manufactures thermos spare parts such as glass refills and rollers.

Rang Dong Light Source and Vacuum Flask Joint Stock Company, founded in 1961, was the first in Vietnam's northern region to begin producing vacuum flasks, also known as thermos. Since then, millions of Vietnamese as well as foreign consumers have grown to love the Rang Dong vacuum flask. Aside from designing new styles and shapes for the product, the Hanoi-based company also produces thermos spare parts such as glass refills.