Company "YOUYI LANHAI" has professional testing lab and Chromatography lab to support the strict inspection of every batches of raw materials and goods. Now the lab contains over 25 kinds of testing equipment as gas chromatograph, liquid chromatograph, oven, acidity meter, moisture meter,melting point tester and etc. 


Raw Material Insp.

TGIC Insp.

Lab 1

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Melting Point Tester

Condensing Tube

Chromatography Lab