Sinpraw Dingda Auxiliary Chemical Co{0}, Ltd{1}, Ltd{1}} gaw, Dongsuke masha ni a prat law law a shakut shaja ai lam hku nna, lawan ladan rawt jat galu kaba wa ai lam hpe lu la sai, ya company gaw, yuan wan 450 daram nga ai, accelerators hte accelerators ni hte asak kaba sai ni hpe ninghkap ai ni a galaw shapraw ai lam lahkawng nga ai, dai hta, yuan wan 450 daram nga ai. tsi tsi ai shara ni, kaja ai jep joi ai lam galaw ai shara lahkawng hte arung arai ni hpe sawk sagawn ai shara nnan ni. ya aten hta, madung hku nna madung hku nna, rubber vulcanization accelerators CBS (CZ) CBS, TBBS (NS), DCBS (DZ), DCBS (D), ZBMT (MZ), TBSTI, etc.} antioxidants ni gaw 4010NA (IPPD) hte RD ( TMQ), 4020 (6PPD) hte accelerator galaw shapraw lu ai atsam gaw 20,000 tons/shaning rai nna, antioxidant galaw shapraw lu ai atsam gaw 15, 15,000 tons/shaning{16}} re.
Tsaban langai jan rawt jat wa ai hpang, Sinpraw Dingda maga na garum ningtum ni gaw, shaning 50 jan na galaw shapraw ai mahkrum madup hte rawt jat galu kaba wa ai arung arai ni hpe hpawng de da sai rai nna, dai arung arai ni a hkamja lam gaw, mungkan ting na rawt jat galu kaba wa ai madang de du wa sai, 2004 ning hta IOS9001: 2000 quality system hpe masat masa galaw ai wa a npu e, rawt jat galu kaba wa ai hkamja lam hparan hpareng masa a npu e, anhte gaw nta kaw na mari ai ni hpe, manu dan ai arung arai ni hte bungli galaw ai lam ni hpe jaw ya na matu myit hkrum da ga ai. Europe, America, Sinpraw Dingda Asia hte Africa a Sinpraw maga na mungdan 30 jan hte ginra 30 jan hpe n-gun jaw ai.
Miwa mungdan hta rubber additives ni a hpaji hta ningbaw ningla langai hku nna, Sinpraw Dingda Additives gaw grup yin lit magam hpe ngang kang ai myit hkam sha lam nga ai company langai mi rai nga ai 2008 ning hta, dai company gaw hka n san seng ai hka hpe jasan jaseng ai lam hte nhprang wan n-gun hta, yuan wan 30 daram bang wa sai rai nna, dai company a hpaga lam hpe galu kaba wa shangun ai, dai company gaw company a hpaga lam hpe galu kaba wa shangun ai. shinggyim nga pra akyu a matu awng dang ai masa.