ntek
Ntek txhawb nqa lub tswv yim ntawm kev ua tau zoo, thiab txuas ntxiv txhim kho cov khoom zoo, kom dhau los ua cov khoom lag luam ntseeg siab tshaj plaws hauv UV luam ntawv khoom lag luam.Peb yuav txuas ntxiv cog lus rau kev lag luam luam ntawv R & D thiab kev tsim kho tshiab thiab txhawb kev noj qab haus huv ntawm kev lag luam luam ntawv.

Cov khoom