Ua hāʻawi ʻia ʻo Guangzhou Guangweiyuan Food Co., Ltd., nā huahana nui no ka soy sauce, ʻoyster sauce, sauces a me nā mea ʻala ʻē aʻe, "ʻO ka ʻoihana ʻoihana ʻo Kina he ʻumi mau inoa kaulana", "ʻoihana ʻoihana ʻo Kina he ʻumi mau mana koʻikoʻi".I ka makahiki 2009, ua lilo ʻo Guangweiyuan i ʻāpana hoʻolālā o nā kūlana hoʻomaʻemaʻe condiment no ka 16th Guangzhou Asian Games.
Ma Guangweiyuan hale hana, Sinomeasure flowmeter a me ka pH mika e hoʻohana ʻia i ka nānā ʻana i ka hopena o ka mālama ʻana i ka wai ʻino o ka vīnega laiki, ka ʻuala chili, ka soy māmā a me nā kaʻina hana ʻē aʻe e kōkua i ka ʻoihana e hoʻokele maikaʻi i kēlā me kēia loulou.
