Group 1 - The core viewpoint of the news is that Xi Tai Investment has conducted research on Tianfu Communication, focusing on its product development and production capacity adjustments [1] - Tianfu Communication's 1.6T optical engine product is experiencing steady delivery and increasing output, with the company planning to dynamically adjust production capacity based on customer demand [1] - The gross margin of the 6T optical engine is influenced by various factors, particularly during the initial mass production phase, where the company aims to control production costs [1] Group 2 - The company has made progress on CPO-related supporting products, but these are not expected to significantly contribute to revenue in the short term [1] - The production base in Thailand is being developed in two phases, with the first phase expected to be operational by mid-2024 and the second phase nearing completion of equipment debugging and sample validation [1] - Active products are projected to account for over 50% of the company's revenue in 2024, and the company is committed to developing more customers [1]