1. The material of DIPAI products are all made of high quality brass: Copper is more than or equal to 59%, lead is less than or equal to 1%.

2. The thickness of electroplate is above 25 micron and the thickness of copper tube is 1.0-1.5mm.

3. Electroplate: Chrome ¡Ý0.25¦Ìm, Nickel ¡Ý8¦Ìm.

4. Acid fog testing is 96 hours and the solt fog testing could more than 200 hours.