We are generator and AVR manufacturer in China.We make AVR(automatic voltage regulators) for generator,AVR can be used as a safeguard or a regulator for generators, so that generators work efficiently! You can obtain details from http://www.tlavr.cn/avr-index.htm
We have various type of generator,you can obtain detail at
http://www.tlavr.cn/alex-list.htm
http://www.tlavr.cn/alex.htm
http://www.tlavr.cn/gen-index.htm