Thailand - Air Force Boeing 737-4Z6 landed at the Airport Bern-Belp in Switzerland. The aircraft carries the Thai registration marks HS-CMV. HS is the national prefix of Thailand. CMV stands for Crown prince Maha Vajiralongkorn. His Royal Highness the Crown Prince of Thailand Maha Vajiralongkorn is an avid pilot and often flies the aircraft by himself. The Boeing 737 is powered by two CFM International CFM56-3C1 turbofan engines that produce maximum 23,500 pounds-force (105 kN) of thrust each.