Shanghai Lightning GrandTop Specialized in lightning’s rod international standard 61643-11-21 tests, especially for test’s mean for development. (Production and design of tests factor from a catalogue or made to measure).
Laboratory introduction : Shanghai GrandTop Electrical Technology
Laboratory’s website : http://www.grandtop.cn/en/
Room 413, Guangqi Office Tower,
No.425 Yishan Road, Xuhui District,
Shanghai, P.R.China
Tel: +86-21-34695500 Fax: +86-21-34690035