ORIENTOOLS is a professional brand which be manufactured by NINGBO JORO ELECTRONIC CO., LTD. This leading manufacturer in the measuring tools industry. We have been working with lots of big around world. Some them are fortune 500 companies. become long term suppliers or partners for them. And ...

Qingdao Tlead International Company is an enterprise group, who a manufacturer, promoter, designer, and trader in China. We mainly deal the following fields: 1) Test Analysia Meters such as pH, TDS, ORP, Thermometer, Refractometer, DO Meter, Polarimeter, Stress Meter ... 2) Wood ...