Dear [Human resource officer or supervisor],
I am writing to file a formal complaint regarding the
[indicate the unsatisfactory working condition]
. This poor working environment is completely unacceptable. I believe that it may cause potential hazards as it can lead to [indicate potential hazards or potential negative effects]
I am sure that the employees shall be more productive if this problem is to be addressed. I believe that negative working environments will negatively affect the emotional state of employees, ultimately affecting their desire to conduct work in our company. This unpleasant condition has already caused great concern among my colleagues, which has also been decreasing their productivity.
I will appreciate your quick action on this matter.