| http://www.thebranfordgroup.com/dnn3/Auctions/PastSales/tabid/58/Default.aspx
& Dukane Ultrasonic Welders [Online] SOLD - Auction Closed on 12/8/2022 Final Sale of the Year! Surplus to Major Health & Safety Manufacturer 2,500-Watt & 4,000-Watt Ultrasonic Welders All Equipment New in 2020! Tempe, AZ -- Watertown, MA TRC Circuits
ASCEN Technology | https://www.ascen.ltd/Video_Channel/Non-standard_equipment/610.html
can be produced to full panel conformal coating or selective coating.and keep the PCBA waterproof Manufacturer: ASCEN technology Providing a complete automatic SMT intelligent production line is one of ASCEN Technologies specialties