Insulator
1) Silicon Roj Hmab rau lub tsev / tsev.
2). iav-fiber reinforced epoxy resin pas nrig (ECR hom) rau cov tub ntxhais.
3) Kub dip galvanized cam khwb cia hlau rau hlau fittings.
4.5000hours aging test los ntawm STRI Sweden & Prototype Test & Type Test & Factory Test (Routine and Sampling Test ).
5) IEC / ANSI / GB txuj.
Sau koj cov lus ntawm no thiab xa tuaj rau peb