Rubber hpe lawan ladan katsi ai hka htung, n-gun n rawng ai, n-gun n rawng ai, n-gun n rawng ai, n san seng ai, n san seng ai, n-gun n rawng ai, laksan n-gun n rawng ai, laksan n-gun rawng ai accelerator langai mi rai nga ai, shingra tara rubber hte general sulfurized synthetic rubber hpe lawan ai hku n-gun jaw ya ai, shi a n-gun n rawng ai n-gun rawng ai n-gun hpe n-gun jaw ai, n-gun ja ai n-gun rawng ai, n-gun n rawng ai, n-gun n rawng ai, n-gun n rawng ai, n-gun n rawng ai, n-gun n rawng ai, n-gun n rawng ai, n-gun n rawng ai, n-gun n rawng ai, n-gun n rawng ai, n-gun n rawng ai, n-gun n rawng ai, n-gun n rawng ai, n-gun n rawng ai, n-gun n rawng ai accelerator M ngu nna shamying ai. low{3}} grup yin makawp maga lam a dip sha ai lam law wa ai hte rau, grup yin hpe awu asin byin ai lam ni gaw Miwa mung hta rubber additives ni hpe gyin shalat ai hta n-gun n-gun langai mi tai wa na re. Dai aten hta, grup yin n san seng ai lam hpe hkang zing ai lam a madung hparan ladat gaw, san seng ai galaw shapraw ai lam hpe gyin shalat nna, masha ni chye na hkra galaw na matu rai nna, synthesis galaw ai lam hta n san seng ai lam hpe yeng seng kau na matu rai nga ai.
Ya aten hta, accelerator M a mungdan kata na galaw shapraw ai lam gaw, aniline ladat hpe jai lang ai, ngu ai gaw, aniline, sulfur yellow hte carbon disulfide hpe madung raw arung arai hku nna la nna, n-gun ja ai n-gun hte n-gun kaba ai npu hta, n-gun n rawng ai M hpe hka ja na matu acid hte alkali ladat hku nna tsi lajang ya ai, n-gun n rawng ai gas, n san seng ai hka hte nhprang wan n-ga n-gun hpe shapraw ya ai.