Group 1 - The core issue in the double carbon black industry is the problem of dishonesty, which has led to the proposal of a blacklist system to maintain market order and protect consumer rights [2][3] - Double carbon black is widely used in industries such as rubber, plastics, and printing inks, enhancing product strength, improving conductivity, and increasing heat resistance [2] - The emergence of dishonesty in the industry is attributed to several factors, including a focus on short-term profits over product quality, inadequate regulatory oversight, and information asymmetry that makes it difficult for consumers to assess product quality [2] Group 2 - The blacklist system aims to publicly disclose information about dishonest companies and impose penalties such as financing restrictions and reduced government procurement opportunities to encourage compliance [3] - The blacklist serves three main purposes: increasing market transparency, promoting honest business practices, and enhancing the enforcement capabilities of regulatory agencies [3] - Challenges in implementing the blacklist include ensuring the accuracy of information, encouraging self-correction among listed companies, and strengthening the capacity and enforcement levels of regulatory bodies [3]