BeiJing ZiJinShi Electronic Co., Ltd. We offer the broadest product spectrum for quartz crystals, oscillators, crystal filters, covering package style and frequency range, with world class manufacturing they are well positioned to support growing needs ...

Shenzhen Shuttle Star Industrial Co., Ltd. is a professional manufacturer engaged in the electronic equipment design, production, sale and service. With dedicated R&D production capabilities for desktop equipment, our personnel have rich industrial ...