China controls over 50% of the global optical module market. Optical modules are essential for interconnecting GPUs in AI data centers. Chinese firms like Zhongji Innolight lead in 800G and 1. Specially Designated Nationals and Blocked Persons list ("SDN List") and all other sanctions lists administered by OFAC, including the Foreign Sanctions Evaders List, the Non-SDN Iran Sanctions Act List, the Sectoral Sanctions Identifications List, the List of Foreign Financial Institutions Subject. Specially Designated Nationals and Blocked Persons list ("SDN List") and all other sanctions lists administered by OFAC, including the Foreign Sanctions Evaders List, the Non-SDN Iran Sanctions Act List, the Sectoral Sanctions Identifications List, the List of Foreign Financial Institutions Subject. At present, the import of optical modules into the United States requires a 10% basic tariff, but according to Executive Order No. 14257, two exemptions have been obtained: one is the exemption from the 245% ad valorem tariff on Chinese goods, and the other is that tariffs from. Five Suns EcoEnergy & Telecom Systems (FSE) provides outdoor telecommunication cabinets, SFP. The BIS Entity List has evolved into a formidable administrative enforcement tool that imposes a license requirement for exports, reexports, or transfers of some or all items subject to the EAR to listed foreign entities. Those on the BIS Entity List were placed there because there is reasonable. OFAC's Sanctions List Search tool employs fuzzy logic on its name search field to look for potential matches on the Specially Designated Nationals (SDN) List and on its Non-SDN Consolidated Sanctions List.