Igwe nju oyi nke China nke 2009 emere na Guangzhou site na Apr.5-7.Ngwaahịa Holtop na-ekpo ọkụ ventilashị mgbake, ndị na-eku ume ike na ndị na-ekpo ọkụ na-agbanwe agbanwe ruru ebumnuche nkwado mmalite na ọtụtụ ndị ọbịa wee nabata ọtụtụ mgbasa ozi.
Mkpesa na Eprel 18, 2009
Oge nzipu: Eprel 18-2009