Plastic Navigation Industrial Ltd, Since 1993

ISO9001:2008 CERTIFIED

Marathon Products Inc. – United States

Marathon Products, Inc. has been making temperature sensors, temperature data loggers, temperature&humidity loggers over 30 years.

Mr. Jon Nakagawa is the company founder. When we first met him at ShenZhen on 2013, Mr. Jon said he already had two suppliers who were making molds and injection molding for him, but he still gave us one sample for studying and quoting, which gave us a chance to start the cooperation.


After cooperated with Jon about two years, he told us we became his sole supplier at mold and injection molding business…

Below are part of molds and plastic enclosures we make for Marathon Products, Inc.

These years, we start to cooperate with Jon for the part design and prototype, below are part of the prototype samples we made for him.

Scroll to Top