What is the third-party agency for testing tea products in Zhengzhou?

Tea, shrub or small tree with hairless shoots. Leaves leathery, oblong or oval, blunt or sharp at the top, wedge-shaped at the base, shiny on the top, hairless or initially pilose on the bottom, serrated at the edge, and glabrous on the petiole. Flowers are white, and sometimes the stalks are slightly longer; Sepals broadly ovate to rounded, glabrous, persistent; Petals broadly ovate, slightly articulated at base, glabrous on back, sometimes pubescent; Ovary densely covered with white hairs; Style glabrous. Capsule 3 is spherical or 1-2, with a height of1.1-0/.5cm, and each ball has 1-2 seeds.

The cost of testing tea products is not equal, so it can be tested by Henan Zhongce Technology.