Guangzhou Guangweiyuan Food Co., Ltd., lihlahisoa tse ka sehloohong tsa souso ea soya, soso ea oyster, lisoso le linoko tse ling, e fuoe "maraka a holimo a leshome a tsebahalang a indasteri ea China", "Indasteri ea China e holimo ho tse leshome tse nang le tšusumetso".Ka 2009, Guangweiyuan e ile ea e-ba setsi sa ho ngola sa litekanyetso tsa bohloeki bakeng sa Lipapali tsa Asia tsa Guangzhou tsa bo-16.
Fekthering ea Guangweiyuan, Sinomeasure flowmeter le pH meter li sebelisoa ho lekola phepelo ea metsi a litšila ea asene ea raese, soso ea chili, soy soy sauce le mekhoa e meng ea tlhahiso ho thusa feme ho laola sehokelo ka seng.
