Dongguan Heng Xin Electronics (Temperature controller)established in 1988. Based at Hong Kong, our business expanded rapidly, now Heng Xin has become an advan ced temperature protector electronics components pro ducer and selling agent. In order to meet the economical globalization, we have set up marketing office in mainland China, Singapore, Malaysia and Korea. At the beginning of the 1990¡¯s century, we have started to enter market in mainland China &all over the world! ...
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