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.
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.
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.
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.
Na 14thA watan Yulin 2021, Zhang Jingang, mataimakin gwamnan lardin Gansu, ya ziyarci Dayu domin binciken ceton ruwa da bincike.
Na 26thMayu 2021, Sakataren Tianjin, Mr. Li Hongzhong ya yi tafiya ta musamman zuwa DAYU don bincike da bincike.
Na 7thJan 2021, Ren Zhenhe, mataimakin sakataren jam'iyyar na lardin Gansu ya ziyarci DAYU don bincike da bincike na ceton ruwa.
Na 17thNov 2020, Yu Xinrong, tsohon mataimakin sakataren hukumar taMARA, ya ziyarci DAYU domin bincike da bincike na ceton ruwa.
Na 31stOktoba 2020, magajin garin Tianjin, Mista Liao Guoxun ya ziyarci aikin ceton ruwa na Dayu a gundumar Wuqing, Tianjin.
Na 29thOktoba, 2020, Zhang Shizhen, mataimakin gwamnan lardin Gansu, ya ziyarci Dayu don duba kiyaye ruwa da bincike.
Na 28thOktoba 2020, Li Shuqi, mataimakin magajin garin Tianjin, ya ziyarci Dayu don bincike da bincike na ceto ruwa.
Na 17thOct, 2019, Ministan MARA, mataimakin sakataren jam'iyyar na lardin Gansu Mr. Tang Renjian ya ziyarci DAYU domin bincike da bincike.
Na 16thOktoba 2018, shugaban CSRC & ICBC Mr. Yi Huiman da shugaban Wang Haoyu sun rattaba hannu kan yarjejeniyar hadin gwiwa ta kai-da-kai.
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.
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.
Na 4thJan 2016, Shugaban CPPCC Wang Yang ya ziyarci aikin gwaji na DAYU a Luliang don bincike da bincike.
Na 22ndNov 2014, Li Guoying, Ministan Albarkatun Ruwa, ya ziyarci DAYU don bincike da bincike na ceton ruwa.
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.
