KSH INTERNATIONAL CO., LTD located in Taipei, Taiwan, a professional manufacturer in Serial Port Interface Data Transmission Server Converters (RS-232/422/485), Digital Input/Output, Analog Input and DI/DO Controllers since 2001. We have been selling products to local and overseas countries providing customers with solution in network system and/or industrial automation by connection and communication with their equipment or terminal devices to the host computer or Servers that are with different data protocol. With more than 18 yearsÃ¢ÂÂ experience and technical skill from design, project management and manufacturing, you can find wide range of Serial Interface Converters in KSH such as Serial to Ethernet, USB to Serial, Serial to WiFi/Bluetooth/LoRa, Serial Interface, Modbus Gateway and Programming Controllers. Cost control, Speedy Delivery, Quality assurance and Customer service are daily goal of our management policy. You are cordially invited to contact us. OEM/ODM welcome!