Group 1 - The company, Dinglong Co., is a core supplier in the domestic semiconductor CMP polishing pad sector and has successfully integrated into the supply chain of several mainstream wafer manufacturers in China [2] - The company has established long-term and stable partnerships with various key players in the industry, leading to a steady growth in business orders and revenue [2] - Due to commercial confidentiality and agreements with clients, the company is unable to disclose specific details regarding individual customer collaborations [2]