Hydracon Company, Inc. :
- Designs and manufactures ocean submersible solenoids, pressure switches, actuators and custom devices for deep water, oceanic, offshore, oil drilling, aerospace, geothermal, ROV, downhole and marine applications.
Ji-Shen Electronic Co., Ltd. :
- Manufacturer of rolling door, security, remote control system, electric lock, infrared sensor, rolling door UPS, microcomputer car alarm system, wireless central lock system, microcomputer motorcycle alarm system, automatic door.