Photoresist for Substrate OpTool develop and supply solution based on the customer requirement and targeted cost.Some of the PR are listed here below: OpTool is also collaborating with several polymer suppliers to give best solution to End customer. Here is a list of some of our collaborators:– micro resist technology GmbH (https://www.microresist.de)– Inkron Oy (https://inkron.com)– HighRI Optics Inc (https://highrioptics.com)– Pixelligent Inc. (https://pixelligent.com)– …..