Company for the first time in 2003 passed the ISO 9001-2001 international quality system certification, the company mainly produces 500 kv high-voltage lines under the pin type porcelain insulator, high-voltage lines disc hanging porcelain insulator, porcelain insulator, high-voltage lines column type high voltage power station Porcelain insulator. According to customer needs and USES the international electrotechnical commission (IEC) standard, national standard (GB), American standard (ANSI), British standard (BS), Japanese standard (JIS), Australian standard (AS), German standard (DIN), printed label (IS). National authoritative organization of the company's products by a third party laboratory and India power grid, the Brazilian national laboratory, testing for many times, the performance good, stable quality, in recent years, and in domestic China southern power grid company in guizhou, yunnan won the bid, and obtains the customer the consistent high praise