Hefei Jingweite Electronics Co., Ltd. is a national high-tech enterprise integrating R&D and production of high-quality and reliable quartz crystal frequency devices such as SMD crystal resonators, SMD oscillators, DIP crystal resonators, TF tuning fork crystals, and TSX thermal crystal oscillators. Applications are mobile phones, network communications, Internet of Things, and more. Certified to ISO9001 (international quality), IATF16949, ISO14000 (environmental), ISO5001 (energy mgmt), IECQ QC 080000 (hazardous substance), ISO14064 (greenhouse gas), and ISO45001 (occupational health/safety).