Kuva ku ya 26 kugeza ku ya 28 Gicurasi 2021, isosiyete yacu yitabiriye imurikagurisha mpuzamahanga rya 19 ry’Ubushinwa ryabereye i Shanghai.Muri imurikagurisha, abakiriya benshi baje mu cyumba cyacu kugirango basobanukirwe nuburyo bwo gutara neza nibiranga ibicuruzwa.Silica sol process, dufite imashini nyinshi zicyuma zidafite ibyuma, pum ...
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