Rubber seal ring

 Long-term supply of sealing rod

 Supply of cocoanut active charcoal

 Supply of mobile phone locker

 Supply of Guangxi all-purpose adhesive

 Supply of full-automatic Rockwell hardness

 Deshen PP, PE-base surface active agent P-1, surface treatment of Shenzhen thermoplastic elastomer

 Supply of NTC 0402 10K 1% Cuntian thermistor

 CRODA antistatic agent (129V)

 Supply of H65 fine copper strip

 Supply of aluminium strip

 Supply of air purification charcoal