Shenzhen Jointronic Technology is a leading electronic product manufactory and ODM/OEM service provider. With more than 20 engineers, we have ourselves R&D center. Also, we have tooling/injection/assembly/package workshop with 100+ workers. We can provide design and mass production in house within 1-2weeks. All of our products could be customized.Our products include pulse oximeter, ECG machine, cassette adapter, Bluetooth speaker etc, most of them have past CE/FCC/ROHS certificates and sale to Europe and North America.We warmly welcome new and old customers contact us for future business relationships and achieving mutual success!