. Surface pretreatment 1.1 brightening The process of making a metal surface bright by chemical or electrochemical polishing. 1.2 bright dipping After the metal is immersed in the solution, the metal surface is
CONTACT INFO
Office Hrs: Today 9.00am to 6.00pm
Working Days
Monday - Friday
08:00 - 20:00
Saturday
09:00 - 18:00
Sunday
09:00 - 18:00
Emergency:
008618018850460