Before dismantling the homework to go on with reply the homework containing equipment in your company, as to the thing that there are no exactness and security of grasping the homework clearly , should try one's best to get in touch with the business engineer of our company on dismantling the homework , in order to be prevent not familiar with the relevant homework and fit the careless mistake of the ruling , lead to the fact that calls back to explain and put the mistake of the homework and fails, its grade of severity :
【Slightly Damage】
　Consume the time of calling back
【Medium Damage】
　Cause the equipment trying machine to offend the peripheral instrument
【Heauy Damage】
　Offend and damage peripheral equipment & Cause and call back the equipment and
　damage & seriously The equipment scraps
Detail evaluation should be taken place before actual process. Yuh-Hoann reminds you that do not perform any un-safe technical process.