TOBO GROUP
TOBO International Trading (Shanghia) Co. , LtdTianda Oil Pipe Co. , Ltd
TOBO Pipeline Equipment Co. , Ltd TPCO & TISCO Pipe (Tianjin) Co. , Ltd.
September 7, 2021
การลดความเข้มข้น DN "4 X 3", ASTM A815- ONE S31803, DIMENSIONS AS ASME B16.9, CLEAN END, DIMENSIONS ASME B16.25, SCH 40X80
