Muaj Zog Ntau Lawm

Chongqing Xinyuanhui Optoelectronics Technology Co., Ltd., cov khoom tseem ceeb yog cov teeb ciav hlau, teeb ciav teeb, underground / underground teeb, phab ntsa tshuab ntxhua khaub ncaws, hauv kev lag luam underwater teeb rau ntau tshaj 20 xyoo. Nyob rau hauv 2019, peb lub tuam txhab yuav ntau cov khoom tshiab ntawm txhua theem, xws li cov cav tov, cov khoom kuaj los ntawm lwm yam khoom, thiab lwm yam. Cov khoom siv ntawm cov khoom no tau zoo dua qub lawm thiab qhov zoo ntawm peb cov khoom. Peb tuaj yeem tos cov khoom txiav txim rau ntau cov khoom, xws li koj xav tau cov khoom tseem ceeb, tos txais xa ntawv nug.