Supply of B22 wind drill pipe

 Supply of sus316, sus310s stainless steel band

 Supply of acrylic lens and retroreflectors

 LED light bar, 5050 SMD light bar and ban, 5050 flexible soft light bar

 0-5V potentiometer, non-contact potentiometer (substituted for plastic potentio

 Guangdong 3M5200 fast-drying sealant

 Vehicle power supply (24V-220V)

 Supply of three-phase EPS emergency power supply, Shenzhen EPS emergency power supply

 Supply of 304 hexagon stainless steel rod (opposite side 22)

 Supply of Foshan servo motor

 SEW frequency converter MDX61B0015-5A3-4-0T

 Valve body hydrostatic test

 Supply of TOSHIBA frequency converter

 High-pass filter

 Drawing red copper plate

 Imported AB frequency converter

 Supply of H85 brass pipe, free-cutting C3604 brass pipe, C2680 and C2700 brass pipe

 Yancheng frequency converter