Dina 16 Agustus, symposium pertengahan taun Langma LED Industri Club diprakarsai ku Bapak Li Hongyang, kapala Shenzhen Langma LED Industri Club, ieu hasil dilaksanakeun di aula paméran of Decai Holdings.Tang Weidong, pupuhu Decai Holdings, Zheng Yong, manajer umum Caiyida Optoelectr ...
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