Kak Serwan HBs Kak Serwan tear rooms I don't understand the above.
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Kak Serwan As part of our policy to ensureTo keepthe safely of all the workers in our company, we ask you kindly to do a routine check forHBsHepatitis B every six months for all restaurant and tea-room staff.of the restaurant and tear roomsAlso, if one ofthem
Kak SerwanThank you for your corrections.You're welcome.cooperation.