Raise the heating tube used for analysis and measurement. People's eyes were all directed towards the German company WINKLER. WINKLER's products are due to their excellent craftsmanship and rigorous attitude. Making their analysis and measurement of heating tube quality unparalleled in the world. Of course, the price is also impressive.

The cooperation between Chinese EST and German WINKLER has been ongoing since 2014 Comprehensive information about WINKLER can be found on the following website.


Now EST can also provide completely domestically produced analysis and measurement heating tubes. Although the level of refinement is still inferior to that of German WINKLER products. But the basic functions are already able to meet the requirements for use. The user-friendly price of EST domestic products makes some Chinese users with insufficient funds no longer feel the pressure caused by the COVID-19 epidemic.