Na Julaị 7, 2020, Sun Lujun, Director nke Hebei Foreign Science and Technology Exchange Center, Wei Wenhua, Secretary Party nke Hengshui Municipal Science and Technology Bureau, na ndị ọzọ bịara Haochang Company maka nyocha.Su He, osote onye isi obodo gọọmentị Anping County, Li Yafeng, ...
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