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Happy Wong Tech-Electronic (S.Z.) Co., Ltd(TJL),
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About Us
Happy Wong Tech-Electronic (S.Z.) Co., Ltd(TJL), founded in August 2002, is a Hong Kong-invested enterprise.
At the end of 2002,TJL focused on high level li-ion polymer battery, for good quality, we honorly gained the cooperation with “polaroid ”(big digital camera brand in American) .
In the middle of 2003, we started to design& develop the cap lamp which is much lighter and brighter than the traditional one, and proceed mass production in the middle of 2004, our product gained two ...
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