Crona is an argentine company stablished since 1980. We produce electro / electronics devices such as stantdby power supply, ferroresonant automatic phase selector, energy saver, panel making system and others. ...

Dongguan SIMA precision machine tool co., LTD., established in December 2001, belonging to Hong Kong machinery LTD. has been committed the development and production of wire cutting parts consumables.With "integrity, innovation" business ...