Ndai shaning nnan kaw nna, Lanzhou Petrochemical Rubber Factory gaw, dai hpun hpe shani shagu galaw ai lam hte jak rung ni hpe jai lang ai lam hpe matut nna jat wa shangun ai, shing nrai, grup yin makawp maga ai jak ni hpe hpaw nna, ring. Shawng na mali ning laman, COD hpe madun ai masat kumla kru hte Lanzhou Petrochemical Rubber Plant kaw nna pru wa ai hka lim ai hka hpe 100% 100% 100% rai nga ai}.
Lanzhou Petrochemical hka htung mawdaw nta ni hta, hka lim ai, nbung n-gun, nbung n-gun, hka n-gun hpe shawng nnan lang hka lim ai, 1# n san seng ai, hka n-gun hte katsi ai, Sijiqing buffer station hte kaga grup yin makawp maga ai arung arai ni, sinpraw, sinpraw hte dingdung daw hta garan gachyan ai rubber factory ni lawm ai, rubber factory hpe gun hpai ai rubber factory hpe gun hpai ai, mung shawa bungli galaw ai ladat amyu myu a n-gun jaw ai lam hte galaw shapraw ai arung arai ni a prat masa ni hpe jai lang ai, hpaga lam hte seng ai hka lim ai lam ni hpe galaw ai hte galaw shapraw ai arung arai ni a prat hpe jai lang ai. madang ni{2}}.
Ndai jak rung gaw, shim lum lam hte grup yin hpe hkangzing ai lam a yaw shada lam hku nna, madang tsaw ai, ngang kang ai lam ni, gram lajang ai lam ni, bai gram lajang ai lam ni hpe galoi mung hkan sa nga ai. Hpaji masa hte bungli galaw ai ni gaw, arung arai ni a shimlam hte grup yin hpe makawp maga ai lam hta ahkyak dik htum rai nga ai, dai hta n-ga, cadre ni hte magam gun ni law malawng hpe shani shagu hparan hpareng ai lam hpe woi sa na matu, n-gun jaw ai shara de sung sung shang nna, "n san seng ai lit la ai masa" hte "cade walker"} hpe n-gun jaw ai. Ndai hparan hpareng ai lam a akyu gaw, shim lum lam hte grup yin makawp maga ai lam a lit hpe htawt sit ya ai lam hte, bungli galaw masha ni a bungli galaw masha langai hkrai a bungli galaw masha ni hpe bungli galaw ai ni a hpung, shara hte langai hkrai hpe makawp maga ai bungli galaw ai bungli hpe htawt sit ya na matu rai nga ai, Lanzhou Petrochemical Rubber Rubber Factory gaw, pati hpung masha ni a "hkum hkrang n-gun madun ai lam masum" hpe jai lang nna, "cadre lit la ai ginra", charter ginra hte kaga magam bungli ni hpe jai lang nna, san seng ai lam hte grup yin hpe makawp maga ai lam ni hpe sawk sagawn ai lam hta, san seng ai lam hte grup yin hpe makawp maga ai lam ni hpe sawk sagawn ai lam ni hta, jak rai ni, hpaji masa hte hpaji masa hte seng ai manghkang ni hpe sawk sagawn na matu re. 1990 ning hta workshop a hparan hpareng tara ni hpe madang shagu hta galaw sa wa na ra ai..