Urebye kuri iki cyumweru, gutangiza inganda bigomba kunozwa, inkunga itangwa ku ruhande ni mike, abakoresha bamwe bafite ibikorwa byo kuzuza, kandi kugura no kugurisha isoko byashyushye.Jiangsu Suopu, Uruganda rwa Shandong Yankuang rwongeye gukora rusanzwe, na Sinopec Ningxia Neng ...
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