Yichen ng'oma cutter ndi mtundu wa zida zoyenera ntchito zosiyanasiyana ndi zomangamanga zolondola. Imapangidwa ndiukadaulo wotsogola kwambiri padziko lonse lapansi wa hydraulic ndipo imatha kuyikidwa pa zofukula, zonyamula katundu ndi mitu yamisewu. Makasitomala nthawi zambiri amagula zodulira ng'oma kuti zigwiritsidwe ntchito, mwachitsanzo, milling anti-slide mulu ndi chodulira ng'oma.
Werengani zambiriTumizani kufufuzaZopangidwa kuti zigwirizane ndi zokumba, ma backhoes ndi skid steer loaders ndi ma cranes amagalimoto amawapanga kukhala abwino Earthmoving Attachments. Ma Yichen augers ndi ma auger drives amatha kukwanira zofukula ndi zonyamula skid steer kuchokera pa matani 1.5 mpaka 40. Amagwiritsidwa ntchito kwambiri pomanga dimba, kubowola pobzala mitengo, kuunjika mipanda ndi kukonza malo, zikwangwani zamsewu, mizati, milu ya maziko ndi zina. Bowola pobowola mitengo ya telegraph ndi auger ndi chimodzi mwa zifukwa zomwe makasitomala amagulira.
Werengani zambiriTumizani kufufuzaNtchito zothandizira nthawi zambiri zimatanthawuza kupanga ndi kumanga zida zosiyanasiyana za anthu zomwe zimathandizira moyo wakutawuni, monga misewu wamba, milatho, njanji zapansi panthaka, mapaipi apansi panthaka, mitsinje, mitsinje, mayendedwe anjanji, kuthira zinyalala, kuthira zinyalala ndi kutaya. Monga wopereka chithandizo cha zomangamanga...... ——Yichen in Utility Work
Werengani zambiriTumizani kufufuza