1. Txheej txheem casting: Plhaub pwm precision casting.
2. Qib steel: 1.4777 1.4848 1.4837.
3. Cov Viv Ncaus Cov Khoom Siv Tau Zoo: DIN EN ISO 8062-3 qib DCTG8.
4. Geometrical Tolerance ntawm cam khwb cia: DIN EN ISO 8062 - qib GCTG 5.
5. Daim Ntawv Thov: Hnav Qhov Chaw ntawm Grate-kiln.