Introduction: Jauch Group was founded in 1954 and is a leading expert in the research and development of quartz crystals, crystal oscillators, innovative MEMS oscillators, and battery technology. Jauch Group is currently one of the leading companies in the field of variable frequency control products and a mature expert in the emerging markets of lithium-ion and lithium polymer batteries. The application areas of Jauch products include consumer electronics, automation products, medical products, safety technology products, power tools, transportation and traffic, measurement technology, etc.