U.S. Ambassador to China said former President Donald Trump made it clear that any assistance China provides to Iran is completely unacceptable, CNBC reported. The Wall Street Journal (WSJ) reported that China supplies Iran with electronic components used in the production of drones and missile guidance systems. WSJ also said China is increasingly supplying Yemeni Houthis, posing a threat to the global oil industry. The Telegraph reported that China transfers missile systems to Iran, while Reuters mentioned portable air defense systems, and CBS reported on advanced radars. The Financial Times noted that Iran uses Chinese spy satellites for strikes on U.S. bases.