Ntchito yomanga

construction tunnel

TDS imagwira ntchito yomanga yapadziko lonse lapansi pakupanga, kupanga, ndikugawa mzere wathunthu wazida zopangira mpweya ndi zinthu kuphatikiza zida za DTH ndi ma bits, mapaipi obowola, ma casing, ma ring and DTH Drill.  
Mtundu wa TDS ndiwambiri ndipo umadzitamandira matekinoloje apadera. Tithokoze ukadaulo wapamwamba womwe umatsimikizira kudalirika komanso kuyendetsa bwino komwe mumafunikira kwambiri. Timakuthandizani kuti mupereke nthawi - komanso bajeti.