... working, adaptation mass production; · the advanced third generation generator, the efficiency is better, the frequency is higher, the quality is better; · 40KHz ... , 80KHz, 120KHz, 170KHz, 1000KHz, the effect is better; · monofrequent, dual-frequency, three frequency adjustments, satisfies the different request. JYQX-1012JYQX -1018JYQX -1024JYQX -1030JYQX ...