China yakhala mtsogoleri wapadziko lonse popanga titanium dioxide (TiIO2), ndi opanga angapo akukhazikitsa zizindikiritso za zabwino komanso zatsopano. Mwa atsogoleri amtunduwu, a Kewei akuimira ukadaulo wake wodulidwa, wopangidwa ndi boma lopanga eq ...
Kodi muli mumsika wa zinthu zapamwamba za Lithopeone? Kewei ndi amodzi mwa opanga kwambiri m'makampani. Ndi njira yake yamakono, zopangidwa ndi zojambulajambula ndi kudzipereka kuzinthu zachuma komanso kuteteza chilengedwe, Kewei wakhala tsamba ...