Qingdao Tlead International Company is an enterprise group, who is a manufacturer, promoter, designer, and trader in China. We mainly deal in the following fields: 1) Test and Analysia Meters such as pH, TDS, ORP, Thermometer, Refractometer, DO Meter, Polarimeter, Stress Meter ... 2) Wood Working Machine such as Wide Belt Sander, Edge Bander, Band Saw, CNC Routers... 3) Steel Ball for bearing, bicycle, polishing 4) Industry Measuring tools such as calipers, mircometer, indicators... 5) ...