Miwa hpaji ninghkring ramma langai mi woi awn ai zhang yagang woi awn ai hpung langai mi kaw nna galaw shapraw ai, n-gun ja ai ester antioxidants ni hpe galaw shapraw ai ladat nnan gaw, Geneva mare na 47 lang na mungkan ting na hpaji ninghkring hpawng hta ja kumhpa hpe lu la sai rai nna, Hong Kong kaw na hpaji ningnan ni hpe hpan shalat ai lam hte hpaji ningnan sawk sagawn ai lam a matu hpaji ningnan ni hpe jaw ya ai.
Zhang yagang gaw ya aten hta hkum hkrang hte tsi hpaji sawk sagawn hpung, Miwa hpaji sawk sagawn hpung.Shi 24 ya shani hta san htai galaw ai shaloi tsun ai, patent mahtai ni hpe jaw ai gaw, n-gup n-gu hta rawng ai antioxidant law law hpe hpan da ai lam hpe jaw ya ai, dai hpe madung hku nna sau sau, plastic, rubber, fibber, fibber, fiber, cosmetics hte kaga field ni hpe grai kaja hkra galaw ai. shi a oxidation hpe ninghkap lu ai, nsam n law ai hte n-gun n law ai..
zhang yagang tsun ai hku nga yang, sawk sagawn hpung ni gaw ndai antioxidant hpe sau sau hta lang nna, chyam dinglik ai jahpan ni gaw, sau langai sha a antioxidant n-gun hpe 130% kaw nna 150%{2}} "Ndai antioxidant nnan gaw, organic material law malawng hte grai htuk manu ai.
Antioxidants ni gaw hpaga lam hte shani shagu na sak hkrung lam hta grai lang ai lam hpe tsun shapraw da ai, hpa majaw nga yang, oxidative aging byin ai lam hpe jai lang ai shaloi, plastic, sau, rubber, hkum hkrang nsam hte kaga ladat ni gaw, ndai oxidation ladat hpe hkrak hkra pat shingdang lu ai (sh) jahkring kau lu ai..
Geneva mungkan ting na wuhpung wuhpawng hpe mungkan hpaji hparat uhpung (wpo) hte Swiss federal asuya a 1,000 hta grau nna, ndai shaning na hpaji ningnan madun poi hta, mungdan 50 jan hte ginra 50 jan kaw na hpaji ningnan ni hpe hpaw ninghtan ai, ndai shaning na hpaji ningnan hpe madun dan ai, biomedicine, arung arai nnan, n-gun atsam hte grup yin makawp maga lam ni hpe shinggrup da ai mungdan 50 jan hpe madun dan ai. Dingdung America gat lawk hta na chemical ni, Shenyang Sunnyjoint Chemicals Co{5}, Ltd{6}} gaw gat lawk hpe sadi maja let yu nga na re..