天孚通信：公司目前主要以给400G、800G、1.6T速率产品配套为主

Core Viewpoint - The company positions itself as a provider of overall optical device solutions and advanced optoelectronic packaging services, primarily serving optical module manufacturers as its main clients [2]. Group 1: Product and Market Strategy - The company does not sell directly to end users but focuses on providing products to optical module manufacturers [2]. - The company is currently supporting products with speeds of 400G, 800G, and is also involved in the development of 1.6T and 3.2T products [2]. Group 2: Revenue Sources - The main source of revenue for the company can be found in the third section of its regular reports, indicating a structured approach to financial disclosures [2].