Henan Zhongda Hengyuan Biotechnology Stock Co., Ltd. Yettwaweḍ-d deg 1993 d iwelden yernu n uɣef n tmeɣliwin n tmeɣliyen deg Ccinwa. D aɣef n umaḍal n tmerwin n umaḍal n umefka n uɣef-nnes. Ssefka-d ad d-yefk inin uggim, tḥeqqen n yimḍawin n yimḍawin n wučči deg umaḍal. Aferda-nni yesseqdac s medden deg kra n yiger n učči n učči, am yifad n tɛedday n tnemma, ssew, Ifaddan n aksum, d ifaɣen n ufad. Zhongdahengyuan yext-d iɛeddayen n teffɣen n tmerwin n tmerwin n tmeddurt yerna yezga ijehden, Assaɣen n tneɣṛen. Nekkni n yiman-nnes ugar n 4 000 n yisaɣen n tneɣṛen, yernu i tɣawsiwin-nneɣ ugar n 50% n tmerrt-nneɣ n uẓẓawen n uẓawen n yiseggasen. Tifsa-nneɣ ttwasleḥ ɣer tmura d ameqran n tmura ed tmura n tmura n Yiṛuft, Temrikt Marikan, Ustṛalya ed Asya n Wenẓmaḍ, Ad aɣ-d-yerbeḥ aɣ-d-neɣ ssnect yernu d tagfain n tezmert. S unegraw n leḥsab n tḥebsa, nettaɣ s tḥeqqel s yisgawen n tnaɣra d aɣellin, Ɣef-d ad d-yefk n ufrisen n tɣellist yerna n tmerwin, Ɣef leḥsab n wemsaɣ n ulzuz n ufriwin-nneɣ d n yisaɣen-nneɣ. Taɣlamt-nneɣ ijehḥen ay d-yewweḍ daɣ aṭas n rrbeḥ n uɣebsa-nneɣ deg uɣef n ufarit amaynu yernu n uḍef n tmerrbaḍ.