Na June 8, Mgbakọ Ndị Na-azụta Ihe Nrụpụta ọkụ nke abụọ nke China Lighting Network kwadoro na Guangzhou. Tupu mmalite nke mkparịta ụka ahụ, Dou Linping, osote onye isi oche nke Zhongguancun Semiconductor Lighting Engineering Research and Development and Industry Alliance, bro ...
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