"A certain level of technical know-how is needed for accuracy of electronic control and signal transmission in inverters," says Liu. This is a major niche for TECO, which has become adept at manufacturing VFD air conditioners.
「變頻器在電子控制和收發訊號的精確性上，有一定的技術門檻，」劉兆凱指出，這對擅長製造變頻冷氣的東元來說是一大利基。