We are the appointed manufacturer to produce variety of educational apparatus over 20 years. Educational apparatus include as follows: ---------------------------------- 1. Measuring & Universal apparatus 2. Mechanical apparatus 3. Acoustical & Heat apparatus 4. electrostatic & Current apparatus 5. Electromagnetic & electronic appartus 6. Geographical apparatus 7. Chemical apparatus 8. Primary educational apparatus @ Galvanometer @ Hand-Operated Centrifugal Machine @ Centripetal force experimental apparatus @ Physical stand, funnel stand, burette stand & test tube rack @ Newton second law demo apparatus @ Hand-Operation A.C. & D.C. Generator @ Magnetic Needles @ Electromotor Model @ Electromagnet @ Oscilloscope @ Student&＃039;s Signal Generator @ Sphere Conductor @ Calorimeter @ Hand-Operation alternator @ Sliding Rheostat @ Joule principle apparatus @ Conductor & insulation test device @ Electrostatic Generator @ Foil electroscope @ Streamer electroscope @ Centripetal force instrument @ Archimedes principle apparatus @ Compass @ Magnetic needle @ DC ammeter @ DC voltmeter If there is anything we can do for you, please don&＃039;t hesitate to contact us. We look forward to establishing long-term business relation with you.