https://www.te.com/content/dam/te-com/documents/about-te/corporate-responsibility/global/TEConnectivityFY2019HumanTraffickingStatement.pdf https://www.te.com/content/dam/te-com/documents/about-te/corporate-responsibility/global/TEConnectivityFY2019HumanTraffickingStatement.pdf https://www.te.com/content/dam/te-com/documents/about-te/corporate-responsibility/global/statement-on-transparency-in-supply-chain.pdf https://www.te.com/content/dam/te-com/documents/about-te/corporate-responsibility/global/statement-on-transparency-in-supply-chain.pdf While additive manufacturing —  commonly known as 3D printing — has become a widely recognized technology in recent years, TE’s 3D printing journey started in 1987 at our Harrisburg prototyping center.