Qhov chaw ntawm Keeb Kwm: Suav tebHom Lub Npe: JCDRILLQauv nab npawb: JCQ-02, TK-03, TK-04, JCZ-01, JCZ-02Hom: Drilling cuab yeejKhoom siv: HlauSiv: Mining, Kev Tsim Kho, Geotechnical, Kev Tshawb FawbLub npe: Qws Casing Clamp Holder