Ko nga tuhinga kua whakahoutia i runga i te paetukutuku a te FDA (US Food and Drug Administration) e whakaatu ana e 46 nga kaihanga kanohi kanohi i Haina kua whiwhi whakaaetanga mo te whakamahi ohorere (EUA).Haunga te 3M Haina, Creative Concepts me etahi atu hinonga kua utua e nga iwi ke, ko te toenga o nga kamupene he kaihanga puta noa i Haina, tae atu ki Guangdong, Shandong, Henan, Sichuan, me Jiangsu.I roto i nga umanga kua whiwhi mana ohorere, 26 nga kaarei i hangaia ma te whakamahi i te paerewa Hainamana KN95.

I mua i tenei, kua raarangi nga kamupene kua whiwhi tohu CE, FDA ranei.I roto i nga kamupene kua tohua ki roto i te "arii kanohi kanohi" ko Ogilvy Medical, BYD, Shouhang Hi-Tech, Dayang Group, Shouhang Hi-Tech, Superstar Technology, Hongda Industrial, Xinlun Technology, Soyute, etc.

I te Paenga-whāwhā 13, ko Zheng Xiaocheng, he māngai o Ogilvy Medical Securities, i kii ko te Ogilvy Medical KN95 mask i whakaaetia e te US FDA EUA (Whakaaetanga Whakamahi ohorere).I kii a Souyute i mua kua riro i te kamupene a Dongguan Souyute Medical Products Company te panui a te US Food and Drug Administration (FDA).Ko nga hua kanohi kanohi me nga kakahu whakamarumaru rongoa kua mahia e te kamupene hua rongoa kua rite ki te US FDA Me whakaoti te rehitatanga i te tau 2020. (China Fund News)