Cov kev daws teeb meem zoo rau kev cog qoob loo ntawm tes
Advanced thoob ntiaj teb kev siv tshuab thiab qib siab zoo
Xuzhou Yanru iav Khoom Co., Ltd. tau tsim nyob rau xyoo 1985, yog cov khoom ntim ntawm cov iav raj mis thiab cov khoom tsim, kev txhim kho, kev tsim khoom,
Kev tsim tawm txhua xyoo yog 100 tons. Lub tuam txhab tuav tag nrho thaj tsam ntawm 200 ev kawj thiab cov chaw tso khoom txheem ntawm 50,000 square meters.