YSS LABORATORIES – MAIN FIRELINE SYSTEM
NAIC, CAVITE
MAY 26, 2021 – PRESENT
CATHAY DRUG CO., INC.

YSS LABORATORIES – WATERLINE SYSTEM
NAIC, CAVITE
DECEMBER 5, 2022 – PRESENT
CATHAY DRUG CO., INC.

YSS LABORATORIES – SEWER LINE SYSTEM
NAIC, CAVITE
DECEMBER 5, 2022 – PRESENT
CATHAY DRUG CO., INC.

YYSS LABORATORIES – DRAINAGE SYSTEM
NAIC, CAVITE
DECEMBER 5, 2022 – PRESENT
CATHAY DRUG CO., INC.

YSS LABORATORIES – FIRE PROTECTION SYSTEM (PENICILLIN BUILDING)
NAIC, CAVITE
JANUARY 13, 2022 – PRESENT
CATHAY DRUG CO., INC.

YSS LABORATORIES – FIRE PUMP SUPPLY & INSTALLATION
NAIC, CAVITE
DECEMBER 13, 2023 – PRESENT
CATHAY DRUG CO., INC.

YSS LABORATORIES – SERVICE CONNECTION
NAIC, CAVITE
JUNE 3, 2024 – PRESENT
CATHAY DRUG CO., INC.

YYSS LABORATORIES – MECHANICAL SUPPORT
NAIC, CAVITE
JANUARY 8, 2024 – PRESENT
CATHAY DRUG CO., INC.