Milk tea shop should be how to control the temperature?

As is known to all, milk tea and coffee, the influence of temperature on the taste is very big, some relatively good drink, milk tea ice point some milk tea hot a few more good drink & hellip; … Milk tea namely tea with milk, but these two things can't casually use ~ ~ it will drop greatly affect taste; Different tea extraction temperature is different: tropical black tea ( Ceylon, Assam, darjeeling, Malawi, Kenya, Vietnam) The best extraction temperature is 95 - 98 degrees, subtropical and temperate black tea ( Mainly domestic tea) The best extraction temperature is 92 - Temperature of 88-96 degrees, oolong tea best extraction Temperature of 83-93 degrees, oolong tea best extraction The best extraction temperature 78-88 degrees, green tea 83 degrees. Extraction temperature is not enough, tea juice can not fully released, the tea soup body feeling is not strong; Excessive extraction temperature, alkaloid and phenolics release excessive, will produce strong undrinkable, and easier to secondary fermentation. Below 15 degrees cold milk tea, hot milk tea is more than 76 degrees. 30 - a cup of tea 50 c the best! How to accurately control the temperature? Of course you need to use to probe thermometer, this thermometer widely used in food industry. Model: PT1438G types: structural style of the bimetallic thermometer: axial type cover circle: piping material: stainless steel SS304 tooth head: no tooth surface diameter: 44 mm heat pipe diameter: 3. 8 mm heat pipe length: 200 m ( 50 - Optional) around 200 mm. Temperature range: 0 - 110 c F( Can be customized) Accuracy: & plusmn; 1. Table: 5% glass clamp: triangle clip