Shenzhen jingguanghua Electronics Co., Ltd. is a well-known enterprise in the crystal oscillator industry. Since 1996, jingguanghua has successively provided crystal resonators, constant temperature crystal oscillators, voltage controlled crystal oscillators, automotive electronics (wide temperature crystal oscillators), tire pressure crystal oscillators and other crystal oscillators to the market. SMD chip crystal oscillator is widely used in communication equipment, automotive electronics, Internet of things, security, consumer electronics, military products, wearable devices and other consumer digital products.