Responsibilities：
* Conduct inorganic pretreatment tests.
* Maintain original records related to pretreatment processes.
* Perform pre-operation checks and daily maintenance of laboratory equipment.
* Assist with additional tasks as assigned by the supervisor.

Qualification：
* Bachelor's degree in Chemistry or a related field.
* At least two years of experience in a third-party laboratory.
* Proficient in reading and writing in English.