ChaoZhou Three-Circle (Group) Co., Ltd. (CCTC) was founded in 1970 and listed on Shenzhen Stock Exchange in 2014 (stock code: 300408), with subsidiaries in several locations including Shenzhen, Chengdu, Nanchong, Deyang, Suzhou, Wuhan, Hong Kong, Germany, and Thailand. We are a comprehensive high-tech enterprise focusing on advanced material research and development, production and sales. Over the past half century, we have been adhering to the vision of "'Materials Plus' Builds Better Life", focusing on the "material", and taking "material + structure + function" as our development direction. Our products cover fields such as electronics, new energy, communications, semiconductors, and mobile smart terminals. Among all of our products, the production and sales of ceramic ferrules for optical communication, alumina ceramic substrates for chip resistors, and semiconductor ceramic packaging bases are among the top in the world.