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Na 8thJan.2016, Babban Sakatare Xi Jinping ya gana da shugaban Wang Dong a wajen taron bayar da lambar yabo ta kimiyya da fasaha ta kasa, inda ya ba DAYU lambar yabo ta biyu don ci gaban kimiyyar kasa.
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Na 22ndJan 2021, Wang Yang, shugaban jam'iyyar CPPCC, da Hu Chunhua, mataimakin firaministan kasar Sin, sun ba DAYU taken "National Advanced Individual in Anti-Epidemia Private Tattalin Arziki Masu zaman kansu" a taron yabo na kasa.
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Na 26thMayu 2021, Wang Zhengpu, sakataren kungiyar shugabannin jam'iyyar kuma darektan ofishin farfado da karkara na kasa, ya ziyarci DAYU domin bincike da bincike na ceton ruwa.
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A ranar 26 ga Yuli, 2021, Yin Hong, sakataren jam'iyyar na lardin Gansu, ya gana da shugaban Wang Haoyu kuma ya ba DAYU lambar yabo ta Kasuwancin Gudunmawa.
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Na 14thA watan Yulin 2021, Zhang Jingang, mataimakin gwamnan lardin Gansu, ya ziyarci Dayu domin binciken ceton ruwa da bincike.
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Na 26thMayu 2021, Sakataren Tianjin, Mr. Li Hongzhong ya yi tafiya ta musamman zuwa DAYU don bincike da bincike.
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Na 7thJan 2021, Ren Zhenhe, mataimakin sakataren jam'iyyar na lardin Gansu ya ziyarci DAYU don bincike da bincike na ceton ruwa.
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Na 17thNov 2020, Yu Xinrong, tsohon mataimakin sakataren hukumar taMARA, ya ziyarci DAYU domin bincike da bincike na ceton ruwa.
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Na 31stOktoba 2020, magajin garin Tianjin, Mista Liao Guoxun ya ziyarci aikin ceton ruwa na Dayu a gundumar Wuqing, Tianjin.
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Na 29thOktoba, 2020, Zhang Shizhen, mataimakin gwamnan lardin Gansu, ya ziyarci Dayu don duba kiyaye ruwa da bincike.
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Na 28thOktoba 2020, Li Shuqi, mataimakin magajin garin Tianjin, ya ziyarci Dayu don bincike da bincike na ceto ruwa.
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Na 17thOct, 2019, Ministan MARA, mataimakin sakataren jam'iyyar na lardin Gansu Mr. Tang Renjian ya ziyarci DAYU domin bincike da bincike.
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Na 16thOktoba 2018, shugaban CSRC & ICBC Mr. Yi Huiman da shugaban Wang Haoyu sun rattaba hannu kan yarjejeniyar hadin gwiwa ta kai-da-kai.
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Na 17th,Aug 2018, Lin Duo, tsohon sakataren kwamitin jam'iyyar lardi na lardin Gansu, ya ziyarci DAYU domin bincike da bincike na ceton ruwa.
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A ranar 28 ga watan Mayun shekarar 2018, E Jingping, tsohon ministan MWR, ya ziyarci aikin ceton ruwa na Dayu a birnin Xichou na lardin Yunnan domin bincike da bincike.
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Na 4thJan 2016, Shugaban CPPCC Wang Yang ya ziyarci aikin gwaji na DAYU a Luliang don bincike da bincike.
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Na 22ndNov 2014, Li Guoying, Ministan Albarkatun Ruwa, ya ziyarci DAYU don bincike da bincike na ceton ruwa.
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A ranar 14 ga Maris, 2012, tsohon Ministan MWR Mr. Chen Lei ya gana da shugabanmu Mr. Wang Dong a taron ruwa na duniya karo na 6.