1. Peb tau nruj me ntsis tswj qhov zoo ntawm peb cov ntaub ntawv raw, thiab tag nrho peb cov hlau hlau yog los ntawm nto moo steel mills (factories). Thiab lub cev metallographic tsom xam thiab tshuaj lom neeg muaj pes tsawg leeg kuaj kuj siv los xyuas kom meej cov khoom zoo.

2. Kev tshuaj xyuas tam sim yuav ua tiav rau txhua tus txheej txheem tsim khoom, thiab kev tshuaj xyuas tag nrho yuav raug siv rau cov khoom siv threaded.

3. Peb cov khoom outsourcing kuj yuav raug tshuaj xyuas nruj me ntsis ua ntej siv.

4. Peb tus nqi coj mus kuaj rau cov khoom kawg yog siab dua 30%

● Cov khoom siv kuaj