Product column

salinity meter

water Quality·on-line contro ller

ORP meter and dissolved dxygen


Calibration Buffer Solution and Paper

Sound Level Meter


Hardness Tester

Thickness Meter, Coating Thickness Meter

Gas detector


Surveying Instruments

Surface Roughness Tester, Gloss Meter

Window Tint Meter, Belt Tension Tester

Electric Balance, Pocket Scale

Others new

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Yiwu shewen luggage firm, Ltd located in Henan Province, Middle of China, are professional manufacturer and exporter for various industry instruments and meters. Our main product include Hand Held Refractometer, digital refractometer, thermometer, pH meter, conductive meter, TDS meter, electrode, Tachometer,thickness meter, sound level meter, humidity meter, moisture meter, Lux meter, spectrophotometer, and Surveying Instruments etc. We are reliable supplier for wholesellers and users from aquarium, winery and brewing, foodstuff, automobile, hydlroponics ,

Our web site on Alibaba:

Yiwu shewen luggage firm, Ltd

Address: 2-1-1, No.21 Jingba Road, Zhengzhou 450003, Henan, China

Tel:0371-63612305 Mobile phone:86(0)13838391300

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