Definitely yes, please rest assured on this point.We fully understand that how crucial your technical drawing and design are to your business. All your drawing will be only used internally for evaluation.We promise that we strictly keep all customer’s drawings confidential and will never share or release them with any third party at any time. To further secure your intellectual property, we are more than willing to sign a formal Non-Disclosure Agreement (NDA) with you, which will provide comprehensive legal protection for all your confidential technical data.