VSP ua ib lub chaw tsim khoom loj tshaj plaws & xa tawm ntawm TDS cov khoom seem hauv Suav teb nrog cov kws tshaj lij hauv ntau tshaj 20 xyoo dhau los hauv TDS tau thov, VSP muab OEM qhov chaw & hloov rau cov npe nrov sab saum toj tsav xws li NOV (VARCO), TESCO, BPM, JH, TPEC, HH (HongHua), CANRIG, thiab lwm yam. Cov khoom seem ...
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