Malaysia Airlines Flight 370 of walkie-talkie chargers and accessories. The batteries were assembled on 7 March and transported to the Penang Cargo Complex to be transported by MASkargo—Malaysia Airlines' cargo subsidiary—to be loaded onto a lorry to transport it to Kuala Lumpur International Airport and onwards by air to Beijing. At the Penang Cargo Complex, the consignment was inspected by MASkargo employees and Malaysian customs officials, but did not go through a security screening before the truck was sealed for transfer to the airport. The consignment did not go through any additional inspections at Kuala Lumpur International Airport before it was loaded onto Flight
Timeline of Malaysia Airlines Flight 370 expected to arrive at 6:30 local time (CST; UTC+08:00). At 1:19, while Flight 370 was over the South China Sea between Malaysia and Vietnam, Malaysian air traffic control (ATC) instructed Flight 370 to contact the next ATC in Vietnam. The final voice contact from Flight 370 was made when its captain replied, "Good night. Malaysian Three Seven Zero". Two minutes later, the aircraft's transponder stopped functioning, causing it to disappear from ATC's secondary radar. Malaysian military radar continued to track the aircraft as it turned left, crossed the Malay Peninsula near the Malaysia–Thailand border, and travelled over the Andaman Sea.