Ndị ntụgharị kataịlị mmepụta ihe

A maara anyị nke ọma{{0} dị ka otu n'ime ndị na-emepụta ihe na-ebubata catalytic mmepụta ihe na China. Na ihe karịrị afọ 15 'ahụmahụ, anyị ji obi ụtọ na-anabata gị ịzụta elu mma ulo oru catalytic converters mere na China ebe a si anyị factory. A na-anabata iwu ahaziri ahazi.