Service upon any person occupying an office or room in any railway station and attending to and transacting therein any business of any railroad shall be deemed service upon the corporation under the charter of which such railroad is authorized by law. Any such person shall be deemed the agent of the corporation, notwithstanding he may claim to be the agent of some other person or corporation claiming to operate the railroad by virtue of any lease, contract or agreement.
S.C. Code § 15-9-220