In recent years, penetration testing and red team assesment have become a way for enterprises to examine their product security. Although mitigating vulnerabilities is better late than never, it would be more desirable if the vulnerabilities aren't released at the first place. This agenda will illustrate what the benefits of having a red team within the company are and how to take advantage of them to buff the development process. Eventually, allowing the red team and blue team, which are generally considered to be on the opposite sides, to coordinate and cooperate with each other and to enhance the enterprise's security quickly, smoothly and thoroughly.