Our factory, Zhenjiang TongLing electrics factory, located in Jiangsu China, has been engaged in researching, developing and producing PV junction box unit for almost 5 years. And with pleasure, we are one of the largest appointed supplier to SUNTECH, which illustrate well that our products are more reliable and more competitive;Meanwhile, we already applied items of patent for our invention, and most of our products has passed TUV, UL certification;Thanks for visiting this page, if you have any interest on us, pls feel free to contact us, we're looking forward to be your most reliable supplier.
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Our factory, Zhenjiang TongLing electrics factory, located in Jiangsu China, has been engaged in researching, developing and producing PV junction box unit for almost 5 years. And with pleasure, we are one of the largest appointed supplier to SUNTECH, which illustrate well that our products are more reliable and more competitive;Meanwhile, we already applied items of patent for our invention, and most of our products has passed TUV, UL certification;Thanks for visiting this page, if you have any interest on us, pls feel free to contact us, we're looking forward to be your most reliable supplier.