Shenzhen Yajingxin Electronics Co., LTD. : Founded in 1996, is specialized in the production and management of quartz crystal resonators, filters, oscillators and other electronic components. The company has two production plants, to achieve standardized workshop and clean cleaning workshop, advanced production equipment. Passed ISO9001:2015 quality system certification and ISO14001:2015 environmental management system certification. Products are mainly used in wireless communication, intelligent Internet of Things, energy vehicle flushing system, timing line control, computer field, digital products, remote control system and other high-tech fields, products sell well all over the world.