2025-08-19

Inwe Nghọta Ndị Mgbanwe Mmadụ: Ihe Isi Isi Ike n’Ebe Ọkpụkpụ Ike

Ụlọ ọrụ nke Hengshui Jichang: Hermetic gas mgbanwe a na - emepụta ihe magburu onwe ya, n’iji gas inert maka insulation na ụbọrị