ZTZG cov khoom siv raj plaub fab tuaj yeem tsim cov raj photovoltaic txhawb nqa ua los ntawm zinc, txhuas, thiab magnesium.
Kev ceev ceev, kev ua haujlwm siab, thiab kev siv cov khoom siv mus sij hawm ntev.
Lub sijhawm tshaj tawm: Lub Xya Hli-16-2024
