As a national Hi-New-Tech enterprise, Guangdong Sihui Instrument Transformer Works Co., Ltd. is professional in designing, manufacturing and selling instrument transformers, dry-type power transformers and insulating articles etc. Our products sell well in more than 20 provinces, cities and autonomous regions of China as well as Europe, America, Russia and Southeast Asia and the like. Plateau-type instrument transformers have been applied in Jiuquan Satellite Shoot Centre Power Supply System, which has contributed to the successful launching for Spaceship Shenzhou V, Shenzhou VI and Shenzhou VII. "Instrument Transformer" and "Dry-type Power Transformer" with Sihu Brand have been awarded the title of "Guangdong Provincial Top Brand", and Sihu trademark has been authorized to be Guangdong Provincial Famous Trademark. Provincial Enterprise Technology Centre and Guangdong Provincial High-Voltage and High-Capacity Sensors Engineering Technology Research and Development Centre have been established by our company and affirmed. Since 2003, we have developed new technologies and new products more than 80 and have gained decades of national patents, of which, 4 invention patents and 17 key technical products with self brand. Whats more, we have gained 28 national honors such as China Outstanding Private Science & Technology Enterprise Invention Prize and Contribution Prize etc, and 38 provincial honors such as Guangdong Provincial Self Innovation Model Enterprise etc in 2009. Guangdong Sihui Instrument Transformer Works Co., Ltd. signed a joint agreement with ABB, the global top group of power and automatization on Feb 3rd, 2010, which indicates that ABB Guangdong Sihui Instrument Transformer Co., Ltd. had been established.