Water testing machine, tank shell material made ??of high quality stainless steel hairline treatment, water testing machine liner material made ??of stainless steel light board. A large area of ??the visual glass doors, cabinets for easy observation test test sample status. Dust resistance test machine is designed to test mobile phones, automotive parts, electrical switches, electrical and electronic, electrical accessories and other products for the attached dust or dust Dust flow resistance and dust resistance. Our products in xx xx xx date certified by the Beijing Aerospace.