Miwa Mungdan a CBS hpe shinggyin tawn da ai prat gaw shata 6 6. rai nga ai.
Hkringhtawng aten hta (sh) aten galu makawp maga ai aten hta, CBS gaw mbts a n-gun hpe shapraw na matu hka lim mat ai.
Liquid chromatography hpe nhtoi 90 ya shagu shi a san seng ai lam hpe shingdaw nna, dai lam hpe jai lang ai shaloi, sub-suulfonyl amine a arung arai ni hpe garan ginhka ai lam hpe shayawm kau na re, coke wan hkru ai aten gaw shayawm mat ai, n-gun yawm mat ai, n-gun yawm mat na, etc.}} gaw, shi a due vulcanization property ni hpe hkra machyi shangun na re.