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》 Jintai seal
》 JINTA
》 D-LONG
》 Klinger
》 Tombo
》 Novus
》 Wall cards
》 Rhine
》 Karluk
》 Bentley card
》 Gore seal
》 Flexitallic
》 Metal expansion joint
Belt gasket
PTFE rubber composite gasket
Flange insulating set gasket
Ultraviolet leak detection lamp
UV lamp, special leak detector
Fluorescent leak detector set
Petroleum analytical reagent
High performance fluorescent leak detector