This is the 3718th most frequent Chinese word.
該公司
"該公司" means "that company."
Here, '該公司' (the company) is used as a subject, specifically referring to a previously mentioned company in the conversational or written context.
該公司正在招聘新的員工。
The company is currently hiring new employees.
'該公司' (the company) serves as a possessive form here, indicating the headquarters belong to the company previously referred to.
我們參觀了該公司的總部。
We visited the headquarters of the company.
In this sentence, '該公司' (the company) is used to specify which company's market position is being discussed, based on earlier context.