Impact Indicator 2 is proudly manufactured and exclusively distributed by WAN-YO, the leading authority in cargo-protection solutions. Based in Taiwan, WAN-YO has grown to become the largest manufacturer of shock and tilt indicators in Asia and the second-largest in the world.
With a commitment to achieving "Zero Loss" in global logistics, WAN-YO leverages advanced, self-developed automated production technology and holds multiple international patents, including those legally authorized for the Impact Indicator 2. Our dedication to quality is backed by ISO 9001 certification and a global network spanning over 50 countries.


As the OEM and innovator behind Impact Indicator 2, WAN-YO ensures that every indicator meets the highest standards of reliability, helping businesses worldwide monitor shipment integrity and reduce transit damage effectively.

