Guoxin nwere Central laabu maka Usoro mmepe, nke e enyocha dị ka Qinghai Engineering na Technology Center, na zuru ezu tent nke ule ngwá, gụnyere ngwa anya emission spectroscopy na plasma spectrometer si America, ndị atọm absorption spectrophotometer si England, na metallographic mikroskopu na image analyzer si Carl Zeiss, na eluigwe na ala tester si Shimadzu, na cross-ngalaba n'ihe usoro si Israel.
