HONGKONG PINGUAN MACHINERY CO., LTD.
DONGGUAN PINGUAN LEAK TESTING TECHNOLOGY CO., LTD.
Factory address: Mulun Industrial Zone, Changping Town, Dongguan City, Guangdong Province, P.R. China
Phone: +86-769-82206878 / 82206108 / 83988466
Fax: +86-769-83333556
email: pinguan9@pgleak.com（Justin ZHONG）、pinguan2@pgleak.com（Jack CAO）、pinguan3@pgleak.com（Lucy Geng）
Website: www.pg-leak.com