
China
Guangdong Ruirong Pump Industry Co., Ltd. has been developing submersible motors for wells since 1993. It is the first company in China to develop and produce 4-inch oil-filled submersible motors for wells. After more than 30 years of development, it has become a large high-tech enterprise specializing in the production of all-stainless steel submersible motors and submersible pumps for wells with range from 3" to 12“.